Home / 319,270.01-440,612.46-176,029.81

Finding the Fourth Proportional to 319,270.01, 440,612.46 and 176,029.81

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Solution

The fourth proportional to 319,270.01, 440,612.46 and 176,029.81 is: 242,932.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,270.01 : 440,612.46 = 176,029.81 : x
  2. Step 2: Convert to fraction form
    319,270.01/440,612.46 = 176,029.81/x
  3. Step 3: Cross multiply
    319,270.01x = 440,612.46 × 176,029.81
  4. Step 4: Simplify right side
    319,270.01x = 77,560,926,515.90
  5. Step 5: Solve for x
    x = 77,560,926,515.90/319,270.01
  6. Step 6: Final answer
    x = 242,932.08

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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.