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Finding the Fourth Proportional to 587,357.31, 881,036.71 and 160,896.88

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Solution

The fourth proportional to 587,357.31, 881,036.71 and 160,896.88 is: 241,345.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,357.31 : 881,036.71 = 160,896.88 : x
  2. Step 2: Convert to fraction form
    587,357.31/881,036.71 = 160,896.88/x
  3. Step 3: Cross multiply
    587,357.31x = 881,036.71 × 160,896.88
  4. Step 4: Simplify right side
    587,357.31x = 141,756,058,206.71
  5. Step 5: Solve for x
    x = 141,756,058,206.71/587,357.31
  6. Step 6: Final answer
    x = 241,345.53

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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.