Home / 670,061.60-1,005,092.40-220,851.80

Finding the Fourth Proportional to 670,061.60, 1,005,092.40 and 220,851.80

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Solution

The fourth proportional to 670,061.60, 1,005,092.40 and 220,851.80 is: 331,277.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,061.60 : 1,005,092.40 = 220,851.80 : x
  2. Step 2: Convert to fraction form
    670,061.60/1,005,092.40 = 220,851.80/x
  3. Step 3: Cross multiply
    670,061.60x = 1,005,092.40 × 220,851.80
  4. Step 4: Simplify right side
    670,061.60x = 221,976,465,706.32
  5. Step 5: Solve for x
    x = 221,976,465,706.32/670,061.60
  6. Step 6: Final answer
    x = 331,277.70

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Similar ratio
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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.