Home / 808,874.76-1,116,253.15-446,312.08

Finding the Fourth Proportional to 808,874.76, 1,116,253.15 and 446,312.08

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Solution

The fourth proportional to 808,874.76, 1,116,253.15 and 446,312.08 is: 615,913.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,874.76 : 1,116,253.15 = 446,312.08 : x
  2. Step 2: Convert to fraction form
    808,874.76/1,116,253.15 = 446,312.08/x
  3. Step 3: Cross multiply
    808,874.76x = 1,116,253.15 × 446,312.08
  4. Step 4: Simplify right side
    808,874.76x = 498,197,261,694.17
  5. Step 5: Solve for x
    x = 498,197,261,694.17/808,874.76
  6. Step 6: Final answer
    x = 615,913.97

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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.