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Finding the Fourth Proportional to 447,041.53, 616,898.53 and 253,462.26

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Solution

The fourth proportional to 447,041.53, 616,898.53 and 253,462.26 is: 349,767.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,041.53 : 616,898.53 = 253,462.26 : x
  2. Step 2: Convert to fraction form
    447,041.53/616,898.53 = 253,462.26/x
  3. Step 3: Cross multiply
    447,041.53x = 616,898.53 × 253,462.26
  4. Step 4: Simplify right side
    447,041.53x = 156,360,495,604.48
  5. Step 5: Solve for x
    x = 156,360,495,604.48/447,041.53
  6. Step 6: Final answer
    x = 349,767.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.