Home / 386,011.98-532,852.86-250,162.56

Finding the Fourth Proportional to 386,011.98, 532,852.86 and 250,162.56

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Solution

The fourth proportional to 386,011.98, 532,852.86 and 250,162.56 is: 345,325.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,011.98 : 532,852.86 = 250,162.56 : x
  2. Step 2: Convert to fraction form
    386,011.98/532,852.86 = 250,162.56/x
  3. Step 3: Cross multiply
    386,011.98x = 532,852.86 × 250,162.56
  4. Step 4: Simplify right side
    386,011.98x = 133,299,835,560.92
  5. Step 5: Solve for x
    x = 133,299,835,560.92/386,011.98
  6. Step 6: Final answer
    x = 345,325.64

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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.