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Finding the Fourth Proportional to 260,341.95, 359,267.13 and 147,164.70

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Solution

The fourth proportional to 260,341.95, 359,267.13 and 147,164.70 is: 203,084.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,341.95 : 359,267.13 = 147,164.70 : x
  2. Step 2: Convert to fraction form
    260,341.95/359,267.13 = 147,164.70/x
  3. Step 3: Cross multiply
    260,341.95x = 359,267.13 × 147,164.70
  4. Step 4: Simplify right side
    260,341.95x = 52,871,439,406.31
  5. Step 5: Solve for x
    x = 52,871,439,406.31/260,341.95
  6. Step 6: Final answer
    x = 203,084.59

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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.