Home / 834,078.12-1,151,028.32-452,104.91

Finding the Fourth Proportional to 834,078.12, 1,151,028.32 and 452,104.91

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Solution

The fourth proportional to 834,078.12, 1,151,028.32 and 452,104.91 is: 623,905.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,078.12 : 1,151,028.32 = 452,104.91 : x
  2. Step 2: Convert to fraction form
    834,078.12/1,151,028.32 = 452,104.91/x
  3. Step 3: Cross multiply
    834,078.12x = 1,151,028.32 × 452,104.91
  4. Step 4: Simplify right side
    834,078.12x = 520,385,547,005.39
  5. Step 5: Solve for x
    x = 520,385,547,005.39/834,078.12
  6. Step 6: Final answer
    x = 623,905.05

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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.