Home / 319,229.17-440,539.64-175,994.35

Finding the Fourth Proportional to 319,229.17, 440,539.64 and 175,994.35

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Solution

The fourth proportional to 319,229.17, 440,539.64 and 175,994.35 is: 242,874.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,229.17 : 440,539.64 = 175,994.35 : x
  2. Step 2: Convert to fraction form
    319,229.17/440,539.64 = 175,994.35/x
  3. Step 3: Cross multiply
    319,229.17x = 440,539.64 × 175,994.35
  4. Step 4: Simplify right side
    319,229.17x = 77,532,487,591.03
  5. Step 5: Solve for x
    x = 77,532,487,591.03/319,229.17
  6. Step 6: Final answer
    x = 242,874.07

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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.