Home / 609,240.72-913,318.57-289,195.14

Finding the Fourth Proportional to 609,240.72, 913,318.57 and 289,195.14

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Solution

The fourth proportional to 609,240.72, 913,318.57 and 289,195.14 is: 433,535.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,240.72 : 913,318.57 = 289,195.14 : x
  2. Step 2: Convert to fraction form
    609,240.72/913,318.57 = 289,195.14/x
  3. Step 3: Cross multiply
    609,240.72x = 913,318.57 × 289,195.14
  4. Step 4: Simplify right side
    609,240.72x = 264,127,291,715.75
  5. Step 5: Solve for x
    x = 264,127,291,715.75/609,240.72
  6. Step 6: Final answer
    x = 433,535.19

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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.