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Finding the Fourth Proportional to 582,545.26, 874,157.55 and 245,565.28

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Solution

The fourth proportional to 582,545.26, 874,157.55 and 245,565.28 is: 368,491.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,545.26 : 874,157.55 = 245,565.28 : x
  2. Step 2: Convert to fraction form
    582,545.26/874,157.55 = 245,565.28/x
  3. Step 3: Cross multiply
    582,545.26x = 874,157.55 × 245,565.28
  4. Step 4: Simplify right side
    582,545.26x = 214,662,743,529.86
  5. Step 5: Solve for x
    x = 214,662,743,529.86/582,545.26
  6. Step 6: Final answer
    x = 368,491.10

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Double scale
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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.