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Finding the Fourth Proportional to 581,366.04, 872,049.47 and 160,642.32

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Solution

The fourth proportional to 581,366.04, 872,049.47 and 160,642.32 is: 240,963.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,366.04 : 872,049.47 = 160,642.32 : x
  2. Step 2: Convert to fraction form
    581,366.04/872,049.47 = 160,642.32/x
  3. Step 3: Cross multiply
    581,366.04x = 872,049.47 × 160,642.32
  4. Step 4: Simplify right side
    581,366.04x = 140,088,049,212.36
  5. Step 5: Solve for x
    x = 140,088,049,212.36/581,366.04
  6. Step 6: Final answer
    x = 240,963.59

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Double scale
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Similar ratio
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1.5x scale

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.