Home / 822,965.15-1,135,638.57-460,326.83

Finding the Fourth Proportional to 822,965.15, 1,135,638.57 and 460,326.83

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Solution

The fourth proportional to 822,965.15, 1,135,638.57 and 460,326.83 is: 635,221.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,965.15 : 1,135,638.57 = 460,326.83 : x
  2. Step 2: Convert to fraction form
    822,965.15/1,135,638.57 = 460,326.83/x
  3. Step 3: Cross multiply
    822,965.15x = 1,135,638.57 × 460,326.83
  4. Step 4: Simplify right side
    822,965.15x = 522,764,897,275.64
  5. Step 5: Solve for x
    x = 522,764,897,275.64/822,965.15
  6. Step 6: Final answer
    x = 635,221.19

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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.