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Finding the Fourth Proportional to 297,833.79, 411,011.55 and 170,510.34

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Solution

The fourth proportional to 297,833.79, 411,011.55 and 170,510.34 is: 235,304.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,833.79 : 411,011.55 = 170,510.34 : x
  2. Step 2: Convert to fraction form
    297,833.79/411,011.55 = 170,510.34/x
  3. Step 3: Cross multiply
    297,833.79x = 411,011.55 × 170,510.34
  4. Step 4: Simplify right side
    297,833.79x = 70,081,719,134.43
  5. Step 5: Solve for x
    x = 70,081,719,134.43/297,833.79
  6. Step 6: Final answer
    x = 235,304.80

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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.