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Finding the Fourth Proportional to 586,726.48, 879,947.48 and 160,264.31

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Solution

The fourth proportional to 586,726.48, 879,947.48 and 160,264.31 is: 240,357.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,726.48 : 879,947.48 = 160,264.31 : x
  2. Step 2: Convert to fraction form
    586,726.48/879,947.48 = 160,264.31/x
  3. Step 3: Cross multiply
    586,726.48x = 879,947.48 × 160,264.31
  4. Step 4: Simplify right side
    586,726.48x = 141,024,171,719.36
  5. Step 5: Solve for x
    x = 141,024,171,719.36/586,726.48
  6. Step 6: Final answer
    x = 240,357.60

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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.