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Finding the Fourth Proportional to 546,000.40, 818,854.80 and 166,920.40

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Solution

The fourth proportional to 546,000.40, 818,854.80 and 166,920.40 is: 250,336.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,000.40 : 818,854.80 = 166,920.40 : x
  2. Step 2: Convert to fraction form
    546,000.40/818,854.80 = 166,920.40/x
  3. Step 3: Cross multiply
    546,000.40x = 818,854.80 × 166,920.40
  4. Step 4: Simplify right side
    546,000.40x = 136,683,570,757.92
  5. Step 5: Solve for x
    x = 136,683,570,757.92/546,000.40
  6. Step 6: Final answer
    x = 250,336.03

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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.