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Finding the Fourth Proportional to 583,592.64, 875,389 and 450,666.78

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Solution

The fourth proportional to 583,592.64, 875,389 and 450,666.78 is: 676,000.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,592.64 : 875,389 = 450,666.78 : x
  2. Step 2: Convert to fraction form
    583,592.64/875,389 = 450,666.78/x
  3. Step 3: Cross multiply
    583,592.64x = 875,389 × 450,666.78
  4. Step 4: Simplify right side
    583,592.64x = 394,508,741,877.42
  5. Step 5: Solve for x
    x = 394,508,741,877.42/583,592.64
  6. Step 6: Final answer
    x = 676,000.20

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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.