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Finding the Fourth Proportional to 282,000.40, 423,000.60 and 94,992.40

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Solution

The fourth proportional to 282,000.40, 423,000.60 and 94,992.40 is: 142,488.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,000.40 : 423,000.60 = 94,992.40 : x
  2. Step 2: Convert to fraction form
    282,000.40/423,000.60 = 94,992.40/x
  3. Step 3: Cross multiply
    282,000.40x = 423,000.60 × 94,992.40
  4. Step 4: Simplify right side
    282,000.40x = 40,181,842,195.44
  5. Step 5: Solve for x
    x = 40,181,842,195.44/282,000.40
  6. Step 6: Final answer
    x = 142,488.60

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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.