Home / 319,044.24-440,290.46-175,813.51

Finding the Fourth Proportional to 319,044.24, 440,290.46 and 175,813.51

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Solution

The fourth proportional to 319,044.24, 440,290.46 and 175,813.51 is: 242,627.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,044.24 : 440,290.46 = 175,813.51 : x
  2. Step 2: Convert to fraction form
    319,044.24/440,290.46 = 175,813.51/x
  3. Step 3: Cross multiply
    319,044.24x = 440,290.46 × 175,813.51
  4. Step 4: Simplify right side
    319,044.24x = 77,409,011,192.11
  5. Step 5: Solve for x
    x = 77,409,011,192.11/319,044.24
  6. Step 6: Final answer
    x = 242,627.83

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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.