Home / 782,863.47-1,080,333.18-460,594.35

Finding the Fourth Proportional to 782,863.47, 1,080,333.18 and 460,594.35

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Solution

The fourth proportional to 782,863.47, 1,080,333.18 and 460,594.35 is: 635,609.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,863.47 : 1,080,333.18 = 460,594.35 : x
  2. Step 2: Convert to fraction form
    782,863.47/1,080,333.18 = 460,594.35/x
  3. Step 3: Cross multiply
    782,863.47x = 1,080,333.18 × 460,594.35
  4. Step 4: Simplify right side
    782,863.47x = 497,595,358,825.53
  5. Step 5: Solve for x
    x = 497,595,358,825.53/782,863.47
  6. Step 6: Final answer
    x = 635,609.37

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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.