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Finding the Fourth Proportional to 1,058.56, 1,460.88 and 592.88

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Solution

The fourth proportional to 1,058.56, 1,460.88 and 592.88 is: 818.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058.56 : 1,460.88 = 592.88 : x
  2. Step 2: Convert to fraction form
    1,058.56/1,460.88 = 592.88/x
  3. Step 3: Cross multiply
    1,058.56x = 1,460.88 × 592.88
  4. Step 4: Simplify right side
    1,058.56x = 866,126.53
  5. Step 5: Solve for x
    x = 866,126.53/1,058.56
  6. Step 6: Final answer
    x = 818.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.