Home / 762,592.86-1,052,379.36-423,061.02

Finding the Fourth Proportional to 762,592.86, 1,052,379.36 and 423,061.02

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Solution

The fourth proportional to 762,592.86, 1,052,379.36 and 423,061.02 is: 583,824.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,592.86 : 1,052,379.36 = 423,061.02 : x
  2. Step 2: Convert to fraction form
    762,592.86/1,052,379.36 = 423,061.02/x
  3. Step 3: Cross multiply
    762,592.86x = 1,052,379.36 × 423,061.02
  4. Step 4: Simplify right side
    762,592.86x = 445,220,685,468.55
  5. Step 5: Solve for x
    x = 445,220,685,468.55/762,592.86
  6. Step 6: Final answer
    x = 583,824.88

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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.