Home / 926,507.48-1,278,398.55-582,143.92

Finding the Fourth Proportional to 926,507.48, 1,278,398.55 and 582,143.92

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Solution

The fourth proportional to 926,507.48, 1,278,398.55 and 582,143.92 is: 803,244.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,507.48 : 1,278,398.55 = 582,143.92 : x
  2. Step 2: Convert to fraction form
    926,507.48/1,278,398.55 = 582,143.92/x
  3. Step 3: Cross multiply
    926,507.48x = 1,278,398.55 × 582,143.92
  4. Step 4: Simplify right side
    926,507.48x = 744,211,940,023.32
  5. Step 5: Solve for x
    x = 744,211,940,023.32/926,507.48
  6. Step 6: Final answer
    x = 803,244.39

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Double scale
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1.5x scale

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.