Home / 608,945.10-913,417.65-576,285.90

Finding the Fourth Proportional to 608,945.10, 913,417.65 and 576,285.90

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Solution

The fourth proportional to 608,945.10, 913,417.65 and 576,285.90 is: 864,428.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,945.10 : 913,417.65 = 576,285.90 : x
  2. Step 2: Convert to fraction form
    608,945.10/913,417.65 = 576,285.90/x
  3. Step 3: Cross multiply
    608,945.10x = 913,417.65 × 576,285.90
  4. Step 4: Simplify right side
    608,945.10x = 526,389,712,506.14
  5. Step 5: Solve for x
    x = 526,389,712,506.14/608,945.10
  6. Step 6: Final answer
    x = 864,428.85

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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.