Home / 412,982.40-569,966.40-251,886.72

Finding the Fourth Proportional to 412,982.40, 569,966.40 and 251,886.72

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Solution

The fourth proportional to 412,982.40, 569,966.40 and 251,886.72 is: 347,634.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,982.40 : 569,966.40 = 251,886.72 : x
  2. Step 2: Convert to fraction form
    412,982.40/569,966.40 = 251,886.72/x
  3. Step 3: Cross multiply
    412,982.40x = 569,966.40 × 251,886.72
  4. Step 4: Simplify right side
    412,982.40x = 143,566,967,006.21
  5. Step 5: Solve for x
    x = 143,566,967,006.21/412,982.40
  6. Step 6: Final answer
    x = 347,634.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.