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Finding the Fourth Proportional to 1,534.84, 2,302.40 and 560.96

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Solution

The fourth proportional to 1,534.84, 2,302.40 and 560.96 is: 841.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,534.84 : 2,302.40 = 560.96 : x
  2. Step 2: Convert to fraction form
    1,534.84/2,302.40 = 560.96/x
  3. Step 3: Cross multiply
    1,534.84x = 2,302.40 × 560.96
  4. Step 4: Simplify right side
    1,534.84x = 1,291,554.30
  5. Step 5: Solve for x
    x = 1,291,554.30/1,534.84
  6. Step 6: Final answer
    x = 841.49

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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.