Home / 1,102,044.40-1,520,974.80-612,124

Finding the Fourth Proportional to 1,102,044.40, 1,520,974.80 and 612,124

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Solution

The fourth proportional to 1,102,044.40, 1,520,974.80 and 612,124 is: 844,816.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,044.40 : 1,520,974.80 = 612,124 : x
  2. Step 2: Convert to fraction form
    1,102,044.40/1,520,974.80 = 612,124/x
  3. Step 3: Cross multiply
    1,102,044.40x = 1,520,974.80 × 612,124
  4. Step 4: Simplify right side
    1,102,044.40x = 931,025,178,475.20
  5. Step 5: Solve for x
    x = 931,025,178,475.20/1,102,044.40
  6. Step 6: Final answer
    x = 844,816.40

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.