Home / 410,370.05-615,524.32-144,132.87

Finding the Fourth Proportional to 410,370.05, 615,524.32 and 144,132.87

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Solution

The fourth proportional to 410,370.05, 615,524.32 and 144,132.87 is: 216,188.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,370.05 : 615,524.32 = 144,132.87 : x
  2. Step 2: Convert to fraction form
    410,370.05/615,524.32 = 144,132.87/x
  3. Step 3: Cross multiply
    410,370.05x = 615,524.32 × 144,132.87
  4. Step 4: Simplify right side
    410,370.05x = 88,717,285,011.71
  5. Step 5: Solve for x
    x = 88,717,285,011.71/410,370.05
  6. Step 6: Final answer
    x = 216,188.50

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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.