Home / 1,119,354.45-1,679,026.14-277,906.20

Finding the Fourth Proportional to 1,119,354.45, 1,679,026.14 and 277,906.20

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Solution

The fourth proportional to 1,119,354.45, 1,679,026.14 and 277,906.20 is: 416,857.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,354.45 : 1,679,026.14 = 277,906.20 : x
  2. Step 2: Convert to fraction form
    1,119,354.45/1,679,026.14 = 277,906.20/x
  3. Step 3: Cross multiply
    1,119,354.45x = 1,679,026.14 × 277,906.20
  4. Step 4: Simplify right side
    1,119,354.45x = 466,611,774,268.07
  5. Step 5: Solve for x
    x = 466,611,774,268.07/1,119,354.45
  6. Step 6: Final answer
    x = 416,857.93

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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.