Home / 410,258.24-615,387.36-114,770.24

Finding the Fourth Proportional to 410,258.24, 615,387.36 and 114,770.24

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Solution

The fourth proportional to 410,258.24, 615,387.36 and 114,770.24 is: 172,155.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,258.24 : 615,387.36 = 114,770.24 : x
  2. Step 2: Convert to fraction form
    410,258.24/615,387.36 = 114,770.24/x
  3. Step 3: Cross multiply
    410,258.24x = 615,387.36 × 114,770.24
  4. Step 4: Simplify right side
    410,258.24x = 70,628,155,000.17
  5. Step 5: Solve for x
    x = 70,628,155,000.17/410,258.24
  6. Step 6: Final answer
    x = 172,155.36

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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.