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Finding the Fourth Proportional to 469,799.80, 704,697.66 and 170,210.20

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Solution

The fourth proportional to 469,799.80, 704,697.66 and 170,210.20 is: 255,314.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,799.80 : 704,697.66 = 170,210.20 : x
  2. Step 2: Convert to fraction form
    469,799.80/704,697.66 = 170,210.20/x
  3. Step 3: Cross multiply
    469,799.80x = 704,697.66 × 170,210.20
  4. Step 4: Simplify right side
    469,799.80x = 119,946,729,648.13
  5. Step 5: Solve for x
    x = 119,946,729,648.13/469,799.80
  6. Step 6: Final answer
    x = 255,314.56

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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.