Home / 386,125.02-532,852.66-235,222.02

Finding the Fourth Proportional to 386,125.02, 532,852.66 and 235,222.02

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Solution

The fourth proportional to 386,125.02, 532,852.66 and 235,222.02 is: 324,606.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,125.02 : 532,852.66 = 235,222.02 : x
  2. Step 2: Convert to fraction form
    386,125.02/532,852.66 = 235,222.02/x
  3. Step 3: Cross multiply
    386,125.02x = 532,852.66 × 235,222.02
  4. Step 4: Simplify right side
    386,125.02x = 125,338,679,047.57
  5. Step 5: Solve for x
    x = 125,338,679,047.57/386,125.02
  6. Step 6: Final answer
    x = 324,606.47

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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.