Home / 753,119.10-1,129,671.45-184,502.70

Finding the Fourth Proportional to 753,119.10, 1,129,671.45 and 184,502.70

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Solution

The fourth proportional to 753,119.10, 1,129,671.45 and 184,502.70 is: 276,752.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,119.10 : 1,129,671.45 = 184,502.70 : x
  2. Step 2: Convert to fraction form
    753,119.10/1,129,671.45 = 184,502.70/x
  3. Step 3: Cross multiply
    753,119.10x = 1,129,671.45 × 184,502.70
  4. Step 4: Simplify right side
    753,119.10x = 208,427,432,637.92
  5. Step 5: Solve for x
    x = 208,427,432,637.92/753,119.10
  6. Step 6: Final answer
    x = 276,752.29

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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.