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Finding the Fourth Proportional to 302,092.65, 453,139.01 and 143,841.33

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Solution

The fourth proportional to 302,092.65, 453,139.01 and 143,841.33 is: 215,762.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,092.65 : 453,139.01 = 143,841.33 : x
  2. Step 2: Convert to fraction form
    302,092.65/453,139.01 = 143,841.33/x
  3. Step 3: Cross multiply
    302,092.65x = 453,139.01 × 143,841.33
  4. Step 4: Simplify right side
    302,092.65x = 65,180,119,365.73
  5. Step 5: Solve for x
    x = 65,180,119,365.73/302,092.65
  6. Step 6: Final answer
    x = 215,762.01

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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.