Home / 927,201.60-1,390,802.40-571,060.80

Finding the Fourth Proportional to 927,201.60, 1,390,802.40 and 571,060.80

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Solution

The fourth proportional to 927,201.60, 1,390,802.40 and 571,060.80 is: 856,591.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,201.60 : 1,390,802.40 = 571,060.80 : x
  2. Step 2: Convert to fraction form
    927,201.60/1,390,802.40 = 571,060.80/x
  3. Step 3: Cross multiply
    927,201.60x = 1,390,802.40 × 571,060.80
  4. Step 4: Simplify right side
    927,201.60x = 794,232,731,185.92
  5. Step 5: Solve for x
    x = 794,232,731,185.92/927,201.60
  6. Step 6: Final answer
    x = 856,591.20

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Similar ratio
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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.