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Finding the Fourth Proportional to 195,797.10, 293,695.65 and 185,688.30

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Solution

The fourth proportional to 195,797.10, 293,695.65 and 185,688.30 is: 278,532.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,797.10 : 293,695.65 = 185,688.30 : x
  2. Step 2: Convert to fraction form
    195,797.10/293,695.65 = 185,688.30/x
  3. Step 3: Cross multiply
    195,797.10x = 293,695.65 × 185,688.30
  4. Step 4: Simplify right side
    195,797.10x = 54,535,845,965.90
  5. Step 5: Solve for x
    x = 54,535,845,965.90/195,797.10
  6. Step 6: Final answer
    x = 278,532.45

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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.