Home / 353,448.23-487,760.70-192,304.46

Finding the Fourth Proportional to 353,448.23, 487,760.70 and 192,304.46

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Solution

The fourth proportional to 353,448.23, 487,760.70 and 192,304.46 is: 265,381.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,448.23 : 487,760.70 = 192,304.46 : x
  2. Step 2: Convert to fraction form
    353,448.23/487,760.70 = 192,304.46/x
  3. Step 3: Cross multiply
    353,448.23x = 487,760.70 × 192,304.46
  4. Step 4: Simplify right side
    353,448.23x = 93,798,559,963.27
  5. Step 5: Solve for x
    x = 93,798,559,963.27/353,448.23
  6. Step 6: Final answer
    x = 265,381.33

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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.