Home / 319,192.12-440,465.34-175,944.76

Finding the Fourth Proportional to 319,192.12, 440,465.34 and 175,944.76

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Solution

The fourth proportional to 319,192.12, 440,465.34 and 175,944.76 is: 242,792.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,192.12 : 440,465.34 = 175,944.76 : x
  2. Step 2: Convert to fraction form
    319,192.12/440,465.34 = 175,944.76/x
  3. Step 3: Cross multiply
    319,192.12x = 440,465.34 × 175,944.76
  4. Step 4: Simplify right side
    319,192.12x = 77,497,568,534.62
  5. Step 5: Solve for x
    x = 77,497,568,534.62/319,192.12
  6. Step 6: Final answer
    x = 242,792.86

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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.