Home / 924,433.60-1,387,111.20-525,380.80

Finding the Fourth Proportional to 924,433.60, 1,387,111.20 and 525,380.80

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Solution

The fourth proportional to 924,433.60, 1,387,111.20 and 525,380.80 is: 788,333.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,433.60 : 1,387,111.20 = 525,380.80 : x
  2. Step 2: Convert to fraction form
    924,433.60/1,387,111.20 = 525,380.80/x
  3. Step 3: Cross multiply
    924,433.60x = 1,387,111.20 × 525,380.80
  4. Step 4: Simplify right side
    924,433.60x = 728,761,591,944.96
  5. Step 5: Solve for x
    x = 728,761,591,944.96/924,433.60
  6. Step 6: Final answer
    x = 788,333.09

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1.5x scale

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.