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Finding the Fourth Proportional to 240,000.30, 359,672.40 and 159,810.30

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Solution

The fourth proportional to 240,000.30, 359,672.40 and 159,810.30 is: 239,497.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,000.30 : 359,672.40 = 159,810.30 : x
  2. Step 2: Convert to fraction form
    240,000.30/359,672.40 = 159,810.30/x
  3. Step 3: Cross multiply
    240,000.30x = 359,672.40 × 159,810.30
  4. Step 4: Simplify right side
    240,000.30x = 57,479,354,145.72
  5. Step 5: Solve for x
    x = 57,479,354,145.72/240,000.30
  6. Step 6: Final answer
    x = 239,497.01

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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.