Home / 319,546.24-440,975.22-176,306.20

Finding the Fourth Proportional to 319,546.24, 440,975.22 and 176,306.20

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Solution

The fourth proportional to 319,546.24, 440,975.22 and 176,306.20 is: 243,303.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,546.24 : 440,975.22 = 176,306.20 : x
  2. Step 2: Convert to fraction form
    319,546.24/440,975.22 = 176,306.20/x
  3. Step 3: Cross multiply
    319,546.24x = 440,975.22 × 176,306.20
  4. Step 4: Simplify right side
    319,546.24x = 77,746,665,332.36
  5. Step 5: Solve for x
    x = 77,746,665,332.36/319,546.24
  6. Step 6: Final answer
    x = 243,303.33

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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.