Home / 650,110.96-897,155.40-363,612.72

Finding the Fourth Proportional to 650,110.96, 897,155.40 and 363,612.72

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Solution

The fourth proportional to 650,110.96, 897,155.40 and 363,612.72 is: 501,786.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,110.96 : 897,155.40 = 363,612.72 : x
  2. Step 2: Convert to fraction form
    650,110.96/897,155.40 = 363,612.72/x
  3. Step 3: Cross multiply
    650,110.96x = 897,155.40 × 363,612.72
  4. Step 4: Simplify right side
    650,110.96x = 326,217,115,256.69
  5. Step 5: Solve for x
    x = 326,217,115,256.69/650,110.96
  6. Step 6: Final answer
    x = 501,786.83

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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.