Home / 953,391.60-1,315,689.90-517,817.46

Finding the Fourth Proportional to 953,391.60, 1,315,689.90 and 517,817.46

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Solution

The fourth proportional to 953,391.60, 1,315,689.90 and 517,817.46 is: 714,593.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,391.60 : 1,315,689.90 = 517,817.46 : x
  2. Step 2: Convert to fraction form
    953,391.60/1,315,689.90 = 517,817.46/x
  3. Step 3: Cross multiply
    953,391.60x = 1,315,689.90 × 517,817.46
  4. Step 4: Simplify right side
    953,391.60x = 681,287,202,165.65
  5. Step 5: Solve for x
    x = 681,287,202,165.65/953,391.60
  6. Step 6: Final answer
    x = 714,593.25

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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.