Home / 656,020.60-984,030.90-443,444.20

Finding the Fourth Proportional to 656,020.60, 984,030.90 and 443,444.20

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Solution

The fourth proportional to 656,020.60, 984,030.90 and 443,444.20 is: 665,166.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,020.60 : 984,030.90 = 443,444.20 : x
  2. Step 2: Convert to fraction form
    656,020.60/984,030.90 = 443,444.20/x
  3. Step 3: Cross multiply
    656,020.60x = 984,030.90 × 443,444.20
  4. Step 4: Simplify right side
    656,020.60x = 436,362,795,225.78
  5. Step 5: Solve for x
    x = 436,362,795,225.78/656,020.60
  6. Step 6: Final answer
    x = 665,166.30

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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.