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Finding the Fourth Proportional to 574,779.63, 862,169.45 and 175,422.50

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Solution

The fourth proportional to 574,779.63, 862,169.45 and 175,422.50 is: 263,133.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,779.63 : 862,169.45 = 175,422.50 : x
  2. Step 2: Convert to fraction form
    574,779.63/862,169.45 = 175,422.50/x
  3. Step 3: Cross multiply
    574,779.63x = 862,169.45 × 175,422.50
  4. Step 4: Simplify right side
    574,779.63x = 151,243,915,154.67
  5. Step 5: Solve for x
    x = 151,243,915,154.67/574,779.63
  6. Step 6: Final answer
    x = 263,133.74

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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.