Home / 989,503.20-1,365,517.02-536,794.20

Finding the Fourth Proportional to 989,503.20, 1,365,517.02 and 536,794.20

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Solution

The fourth proportional to 989,503.20, 1,365,517.02 and 536,794.20 is: 740,777.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,503.20 : 1,365,517.02 = 536,794.20 : x
  2. Step 2: Convert to fraction form
    989,503.20/1,365,517.02 = 536,794.20/x
  3. Step 3: Cross multiply
    989,503.20x = 1,365,517.02 × 536,794.20
  4. Step 4: Simplify right side
    989,503.20x = 733,001,616,337.28
  5. Step 5: Solve for x
    x = 733,001,616,337.28/989,503.20
  6. Step 6: Final answer
    x = 740,777.41

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1.5x scale

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.