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Finding the Fourth Proportional to 546,010.68, 818,986.14 and 166,931.22

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Solution

The fourth proportional to 546,010.68, 818,986.14 and 166,931.22 is: 250,387.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,010.68 : 818,986.14 = 166,931.22 : x
  2. Step 2: Convert to fraction form
    546,010.68/818,986.14 = 166,931.22/x
  3. Step 3: Cross multiply
    546,010.68x = 818,986.14 × 166,931.22
  4. Step 4: Simplify right side
    546,010.68x = 136,714,355,513.29
  5. Step 5: Solve for x
    x = 136,714,355,513.29/546,010.68
  6. Step 6: Final answer
    x = 250,387.69

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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.