Home / 410,022.76-615,263.79-173,542.45

Finding the Fourth Proportional to 410,022.76, 615,263.79 and 173,542.45

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Solution

The fourth proportional to 410,022.76, 615,263.79 and 173,542.45 is: 260,410.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,022.76 : 615,263.79 = 173,542.45 : x
  2. Step 2: Convert to fraction form
    410,022.76/615,263.79 = 173,542.45/x
  3. Step 3: Cross multiply
    410,022.76x = 615,263.79 × 173,542.45
  4. Step 4: Simplify right side
    410,022.76x = 106,774,385,512.89
  5. Step 5: Solve for x
    x = 106,774,385,512.89/410,022.76
  6. Step 6: Final answer
    x = 260,410.87

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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.