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Finding the Fourth Proportional to 341,775.46, 512,217.28 and 247,323.79

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Solution

The fourth proportional to 341,775.46, 512,217.28 and 247,323.79 is: 370,663.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,775.46 : 512,217.28 = 247,323.79 : x
  2. Step 2: Convert to fraction form
    341,775.46/512,217.28 = 247,323.79/x
  3. Step 3: Cross multiply
    341,775.46x = 512,217.28 × 247,323.79
  4. Step 4: Simplify right side
    341,775.46x = 126,683,518,993.09
  5. Step 5: Solve for x
    x = 126,683,518,993.09/341,775.46
  6. Step 6: Final answer
    x = 370,663.00

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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.