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Finding the Fourth Proportional to 452,607.28, 624,710.28 and 261,593.08

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Solution

The fourth proportional to 452,607.28, 624,710.28 and 261,593.08 is: 361,063.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,607.28 : 624,710.28 = 261,593.08 : x
  2. Step 2: Convert to fraction form
    452,607.28/624,710.28 = 261,593.08/x
  3. Step 3: Cross multiply
    452,607.28x = 624,710.28 × 261,593.08
  4. Step 4: Simplify right side
    452,607.28x = 163,419,886,252.86
  5. Step 5: Solve for x
    x = 163,419,886,252.86/452,607.28
  6. Step 6: Final answer
    x = 361,063.32

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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.