Home / 636,088.20-954,132.30-496,120.20

Finding the Fourth Proportional to 636,088.20, 954,132.30 and 496,120.20

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Solution

The fourth proportional to 636,088.20, 954,132.30 and 496,120.20 is: 744,180.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,088.20 : 954,132.30 = 496,120.20 : x
  2. Step 2: Convert to fraction form
    636,088.20/954,132.30 = 496,120.20/x
  3. Step 3: Cross multiply
    636,088.20x = 954,132.30 × 496,120.20
  4. Step 4: Simplify right side
    636,088.20x = 473,364,307,502.46
  5. Step 5: Solve for x
    x = 473,364,307,502.46/636,088.20
  6. Step 6: Final answer
    x = 744,180.30

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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.