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Finding the Fourth Proportional to 313,766.99, 433,001.80 and 170,527.04

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Solution

The fourth proportional to 313,766.99, 433,001.80 and 170,527.04 is: 235,329.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,766.99 : 433,001.80 = 170,527.04 : x
  2. Step 2: Convert to fraction form
    313,766.99/433,001.80 = 170,527.04/x
  3. Step 3: Cross multiply
    313,766.99x = 433,001.80 × 170,527.04
  4. Step 4: Simplify right side
    313,766.99x = 73,838,515,268.67
  5. Step 5: Solve for x
    x = 73,838,515,268.67/313,766.99
  6. Step 6: Final answer
    x = 235,329.14

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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.