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Finding the Fourth Proportional to 334,074.30, 501,111.45 and 245,500.80

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Solution

The fourth proportional to 334,074.30, 501,111.45 and 245,500.80 is: 368,251.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,074.30 : 501,111.45 = 245,500.80 : x
  2. Step 2: Convert to fraction form
    334,074.30/501,111.45 = 245,500.80/x
  3. Step 3: Cross multiply
    334,074.30x = 501,111.45 × 245,500.80
  4. Step 4: Simplify right side
    334,074.30x = 123,023,261,864.16
  5. Step 5: Solve for x
    x = 123,023,261,864.16/334,074.30
  6. Step 6: Final answer
    x = 368,251.20

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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.