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Finding the Fourth Proportional to 289,244.60, 433,112.36 and 232,776.24

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Solution

The fourth proportional to 289,244.60, 433,112.36 and 232,776.24 is: 348,557.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,244.60 : 433,112.36 = 232,776.24 : x
  2. Step 2: Convert to fraction form
    289,244.60/433,112.36 = 232,776.24/x
  3. Step 3: Cross multiply
    289,244.60x = 433,112.36 × 232,776.24
  4. Step 4: Simplify right side
    289,244.60x = 100,818,266,658.33
  5. Step 5: Solve for x
    x = 100,818,266,658.33/289,244.60
  6. Step 6: Final answer
    x = 348,557.13

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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.