Home / 663,177.16-993,928.20-283,646.80

Finding the Fourth Proportional to 663,177.16, 993,928.20 and 283,646.80

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Solution

The fourth proportional to 663,177.16, 993,928.20 and 283,646.80 is: 425,111.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,177.16 : 993,928.20 = 283,646.80 : x
  2. Step 2: Convert to fraction form
    663,177.16/993,928.20 = 283,646.80/x
  3. Step 3: Cross multiply
    663,177.16x = 993,928.20 × 283,646.80
  4. Step 4: Simplify right side
    663,177.16x = 281,924,553,359.76
  5. Step 5: Solve for x
    x = 281,924,553,359.76/663,177.16
  6. Step 6: Final answer
    x = 425,111.98

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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.