Home / 771,101.92-1,156,929.60-344,602.03

Finding the Fourth Proportional to 771,101.92, 1,156,929.60 and 344,602.03

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Solution

The fourth proportional to 771,101.92, 1,156,929.60 and 344,602.03 is: 517,026.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,101.92 : 1,156,929.60 = 344,602.03 : x
  2. Step 2: Convert to fraction form
    771,101.92/1,156,929.60 = 344,602.03/x
  3. Step 3: Cross multiply
    771,101.92x = 1,156,929.60 × 344,602.03
  4. Step 4: Simplify right side
    771,101.92x = 398,680,288,727.09
  5. Step 5: Solve for x
    x = 398,680,288,727.09/771,101.92
  6. Step 6: Final answer
    x = 517,026.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.