Home / 838,041.08-1,156,522.92-475,480.20

Finding the Fourth Proportional to 838,041.08, 1,156,522.92 and 475,480.20

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Solution

The fourth proportional to 838,041.08, 1,156,522.92 and 475,480.20 is: 656,177.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,041.08 : 1,156,522.92 = 475,480.20 : x
  2. Step 2: Convert to fraction form
    838,041.08/1,156,522.92 = 475,480.20/x
  3. Step 3: Cross multiply
    838,041.08x = 1,156,522.92 × 475,480.20
  4. Step 4: Simplify right side
    838,041.08x = 549,903,749,306.18
  5. Step 5: Solve for x
    x = 549,903,749,306.18/838,041.08
  6. Step 6: Final answer
    x = 656,177.56

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Double scale
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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.