Home / 924,711.20-1,387,261.20-525,024.80

Finding the Fourth Proportional to 924,711.20, 1,387,261.20 and 525,024.80

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Solution

The fourth proportional to 924,711.20, 1,387,261.20 and 525,024.80 is: 787,647.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,711.20 : 1,387,261.20 = 525,024.80 : x
  2. Step 2: Convert to fraction form
    924,711.20/1,387,261.20 = 525,024.80/x
  3. Step 3: Cross multiply
    924,711.20x = 1,387,261.20 × 525,024.80
  4. Step 4: Simplify right side
    924,711.20x = 728,346,534,077.76
  5. Step 5: Solve for x
    x = 728,346,534,077.76/924,711.20
  6. Step 6: Final answer
    x = 787,647.57

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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.