Home / 608,972.10-913,458.15-576,312.90

Finding the Fourth Proportional to 608,972.10, 913,458.15 and 576,312.90

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Solution

The fourth proportional to 608,972.10, 913,458.15 and 576,312.90 is: 864,469.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,972.10 : 913,458.15 = 576,312.90 : x
  2. Step 2: Convert to fraction form
    608,972.10/913,458.15 = 576,312.90/x
  3. Step 3: Cross multiply
    608,972.10x = 913,458.15 × 576,312.90
  4. Step 4: Simplify right side
    608,972.10x = 526,437,715,455.14
  5. Step 5: Solve for x
    x = 526,437,715,455.14/608,972.10
  6. Step 6: Final answer
    x = 864,469.35

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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.