Home / 644,943.96-967,532.27-265,657.61

Finding the Fourth Proportional to 644,943.96, 967,532.27 and 265,657.61

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Solution

The fourth proportional to 644,943.96, 967,532.27 and 265,657.61 is: 398,534.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,943.96 : 967,532.27 = 265,657.61 : x
  2. Step 2: Convert to fraction form
    644,943.96/967,532.27 = 265,657.61/x
  3. Step 3: Cross multiply
    644,943.96x = 967,532.27 × 265,657.61
  4. Step 4: Simplify right side
    644,943.96x = 257,032,304,280.13
  5. Step 5: Solve for x
    x = 257,032,304,280.13/644,943.96
  6. Step 6: Final answer
    x = 398,534.32

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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.