Home / 239,406.86-359,897.70-222,085.82

Finding the Fourth Proportional to 239,406.86, 359,897.70 and 222,085.82

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Solution

The fourth proportional to 239,406.86, 359,897.70 and 222,085.82 is: 333,859.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,406.86 : 359,897.70 = 222,085.82 : x
  2. Step 2: Convert to fraction form
    239,406.86/359,897.70 = 222,085.82/x
  3. Step 3: Cross multiply
    239,406.86x = 359,897.70 × 222,085.82
  4. Step 4: Simplify right side
    239,406.86x = 79,928,175,820.61
  5. Step 5: Solve for x
    x = 79,928,175,820.61/239,406.86
  6. Step 6: Final answer
    x = 333,859.17

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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.