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Finding the Fourth Proportional to 572,535.75, 858,803.67 and 178,551.75

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Solution

The fourth proportional to 572,535.75, 858,803.67 and 178,551.75 is: 267,827.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,535.75 : 858,803.67 = 178,551.75 : x
  2. Step 2: Convert to fraction form
    572,535.75/858,803.67 = 178,551.75/x
  3. Step 3: Cross multiply
    572,535.75x = 858,803.67 × 178,551.75
  4. Step 4: Simplify right side
    572,535.75x = 153,340,898,184.92
  5. Step 5: Solve for x
    x = 153,340,898,184.92/572,535.75
  6. Step 6: Final answer
    x = 267,827.64

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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.