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Finding the Fourth Proportional to 1,552.52, 2,328.76 and 565.34

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Solution

The fourth proportional to 1,552.52, 2,328.76 and 565.34 is: 847.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,552.52 : 2,328.76 = 565.34 : x
  2. Step 2: Convert to fraction form
    1,552.52/2,328.76 = 565.34/x
  3. Step 3: Cross multiply
    1,552.52x = 2,328.76 × 565.34
  4. Step 4: Simplify right side
    1,552.52x = 1,316,526.71
  5. Step 5: Solve for x
    x = 1,316,526.71/1,552.52
  6. Step 6: Final answer
    x = 847.99

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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.