Home / 319,201.11-440,500.61-175,966.32

Finding the Fourth Proportional to 319,201.11, 440,500.61 and 175,966.32

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Solution

The fourth proportional to 319,201.11, 440,500.61 and 175,966.32 is: 242,835.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,201.11 : 440,500.61 = 175,966.32 : x
  2. Step 2: Convert to fraction form
    319,201.11/440,500.61 = 175,966.32/x
  3. Step 3: Cross multiply
    319,201.11x = 440,500.61 × 175,966.32
  4. Step 4: Simplify right side
    319,201.11x = 77,513,270,419.62
  5. Step 5: Solve for x
    x = 77,513,270,419.62/319,201.11
  6. Step 6: Final answer
    x = 242,835.22

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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.