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Finding the Fourth Proportional to 247,533.76, 341,591.34 and 134,356.51

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Solution

The fourth proportional to 247,533.76, 341,591.34 and 134,356.51 is: 185,409.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,533.76 : 341,591.34 = 134,356.51 : x
  2. Step 2: Convert to fraction form
    247,533.76/341,591.34 = 134,356.51/x
  3. Step 3: Cross multiply
    247,533.76x = 341,591.34 × 134,356.51
  4. Step 4: Simplify right side
    247,533.76x = 45,895,020,288.62
  5. Step 5: Solve for x
    x = 45,895,020,288.62/247,533.76
  6. Step 6: Final answer
    x = 185,409.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.