Home / 762,903.20-1,145,108.08-572,702.24

Finding the Fourth Proportional to 762,903.20, 1,145,108.08 and 572,702.24

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Solution

The fourth proportional to 762,903.20, 1,145,108.08 and 572,702.24 is: 859,618.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,903.20 : 1,145,108.08 = 572,702.24 : x
  2. Step 2: Convert to fraction form
    762,903.20/1,145,108.08 = 572,702.24/x
  3. Step 3: Cross multiply
    762,903.20x = 1,145,108.08 × 572,702.24
  4. Step 4: Simplify right side
    762,903.20x = 655,805,962,458.10
  5. Step 5: Solve for x
    x = 655,805,962,458.10/762,903.20
  6. Step 6: Final answer
    x = 859,618.84

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.