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Finding the Fourth Proportional to 410,166.18, 615,267.36 and 125,835.66

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Solution

The fourth proportional to 410,166.18, 615,267.36 and 125,835.66 is: 188,759.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,166.18 : 615,267.36 = 125,835.66 : x
  2. Step 2: Convert to fraction form
    410,166.18/615,267.36 = 125,835.66/x
  3. Step 3: Cross multiply
    410,166.18x = 615,267.36 × 125,835.66
  4. Step 4: Simplify right side
    410,166.18x = 77,422,574,322.06
  5. Step 5: Solve for x
    x = 77,422,574,322.06/410,166.18
  6. Step 6: Final answer
    x = 188,759.04

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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.