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Finding the Fourth Proportional to 636,110.10, 954,165.15 and 605,006.10

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Solution

The fourth proportional to 636,110.10, 954,165.15 and 605,006.10 is: 907,509.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,110.10 : 954,165.15 = 605,006.10 : x
  2. Step 2: Convert to fraction form
    636,110.10/954,165.15 = 605,006.10/x
  3. Step 3: Cross multiply
    636,110.10x = 954,165.15 × 605,006.10
  4. Step 4: Simplify right side
    636,110.10x = 577,275,736,157.42
  5. Step 5: Solve for x
    x = 577,275,736,157.42/636,110.10
  6. Step 6: Final answer
    x = 907,509.15

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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.