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Finding the Fourth Proportional to 234,344.94, 351,641.34 and 127,805.64

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Solution

The fourth proportional to 234,344.94, 351,641.34 and 127,805.64 is: 191,776.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,344.94 : 351,641.34 = 127,805.64 : x
  2. Step 2: Convert to fraction form
    234,344.94/351,641.34 = 127,805.64/x
  3. Step 3: Cross multiply
    234,344.94x = 351,641.34 × 127,805.64
  4. Step 4: Simplify right side
    234,344.94x = 44,941,746,509.16
  5. Step 5: Solve for x
    x = 44,941,746,509.16/234,344.94
  6. Step 6: Final answer
    x = 191,776.05

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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.