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Finding the Fourth Proportional to 575,136.24, 862,704.36 and 175,778.16

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Solution

The fourth proportional to 575,136.24, 862,704.36 and 175,778.16 is: 263,667.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,136.24 : 862,704.36 = 175,778.16 : x
  2. Step 2: Convert to fraction form
    575,136.24/862,704.36 = 175,778.16/x
  3. Step 3: Cross multiply
    575,136.24x = 862,704.36 × 175,778.16
  4. Step 4: Simplify right side
    575,136.24x = 151,644,585,024.78
  5. Step 5: Solve for x
    x = 151,644,585,024.78/575,136.24
  6. Step 6: Final answer
    x = 263,667.24

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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.