Home / 319,184.32-440,454.36-175,945.60

Finding the Fourth Proportional to 319,184.32, 440,454.36 and 175,945.60

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Solution

The fourth proportional to 319,184.32, 440,454.36 and 175,945.60 is: 242,793.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,184.32 : 440,454.36 = 175,945.60 : x
  2. Step 2: Convert to fraction form
    319,184.32/440,454.36 = 175,945.60/x
  3. Step 3: Cross multiply
    319,184.32x = 440,454.36 × 175,945.60
  4. Step 4: Simplify right side
    319,184.32x = 77,496,006,642.82
  5. Step 5: Solve for x
    x = 77,496,006,642.82/319,184.32
  6. Step 6: Final answer
    x = 242,793.90

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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.