Home / 319,174.22-440,480.13-175,933.94

Finding the Fourth Proportional to 319,174.22, 440,480.13 and 175,933.94

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Solution

The fourth proportional to 319,174.22, 440,480.13 and 175,933.94 is: 242,799.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,174.22 : 440,480.13 = 175,933.94 : x
  2. Step 2: Convert to fraction form
    319,174.22/440,480.13 = 175,933.94/x
  3. Step 3: Cross multiply
    319,174.22x = 440,480.13 × 175,933.94
  4. Step 4: Simplify right side
    319,174.22x = 77,495,404,762.61
  5. Step 5: Solve for x
    x = 77,495,404,762.61/319,174.22
  6. Step 6: Final answer
    x = 242,799.70

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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.