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Finding the Fourth Proportional to 560,595.90, 840,393.90 and 205,527.18

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Solution

The fourth proportional to 560,595.90, 840,393.90 and 205,527.18 is: 308,107.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,595.90 : 840,393.90 = 205,527.18 : x
  2. Step 2: Convert to fraction form
    560,595.90/840,393.90 = 205,527.18/x
  3. Step 3: Cross multiply
    560,595.90x = 840,393.90 × 205,527.18
  4. Step 4: Simplify right side
    560,595.90x = 172,723,788,356.20
  5. Step 5: Solve for x
    x = 172,723,788,356.20/560,595.90
  6. Step 6: Final answer
    x = 308,107.48

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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.