Home / 497,749.60-746,627.10-123,772.60

Finding the Fourth Proportional to 497,749.60, 746,627.10 and 123,772.60

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Solution

The fourth proportional to 497,749.60, 746,627.10 and 123,772.60 is: 185,659.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,749.60 : 746,627.10 = 123,772.60 : x
  2. Step 2: Convert to fraction form
    497,749.60/746,627.10 = 123,772.60/x
  3. Step 3: Cross multiply
    497,749.60x = 746,627.10 × 123,772.60
  4. Step 4: Simplify right side
    497,749.60x = 92,411,977,397.46
  5. Step 5: Solve for x
    x = 92,411,977,397.46/497,749.60
  6. Step 6: Final answer
    x = 185,659.57

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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.