Home / 869,177.10-1,303,765.65-573,689.10

Finding the Fourth Proportional to 869,177.10, 1,303,765.65 and 573,689.10

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Solution

The fourth proportional to 869,177.10, 1,303,765.65 and 573,689.10 is: 860,533.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,177.10 : 1,303,765.65 = 573,689.10 : x
  2. Step 2: Convert to fraction form
    869,177.10/1,303,765.65 = 573,689.10/x
  3. Step 3: Cross multiply
    869,177.10x = 1,303,765.65 × 573,689.10
  4. Step 4: Simplify right side
    869,177.10x = 747,956,142,359.42
  5. Step 5: Solve for x
    x = 747,956,142,359.42/869,177.10
  6. Step 6: Final answer
    x = 860,533.65

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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.