Home / 1,119,401.80-1,679,102.70-277,953.55

Finding the Fourth Proportional to 1,119,401.80, 1,679,102.70 and 277,953.55

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Solution

The fourth proportional to 1,119,401.80, 1,679,102.70 and 277,953.55 is: 416,930.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,401.80 : 1,679,102.70 = 277,953.55 : x
  2. Step 2: Convert to fraction form
    1,119,401.80/1,679,102.70 = 277,953.55/x
  3. Step 3: Cross multiply
    1,119,401.80x = 1,679,102.70 × 277,953.55
  4. Step 4: Simplify right side
    1,119,401.80x = 466,712,556,279.59
  5. Step 5: Solve for x
    x = 466,712,556,279.59/1,119,401.80
  6. Step 6: Final answer
    x = 416,930.33

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.