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Finding the Fourth Proportional to 410,027.70, 615,041.55 and 232,880.70

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Solution

The fourth proportional to 410,027.70, 615,041.55 and 232,880.70 is: 349,321.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,027.70 : 615,041.55 = 232,880.70 : x
  2. Step 2: Convert to fraction form
    410,027.70/615,041.55 = 232,880.70/x
  3. Step 3: Cross multiply
    410,027.70x = 615,041.55 × 232,880.70
  4. Step 4: Simplify right side
    410,027.70x = 143,231,306,693.09
  5. Step 5: Solve for x
    x = 143,231,306,693.09/410,027.70
  6. Step 6: Final answer
    x = 349,321.05

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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.