Home / 370,890.52-511,828.90-201,125.04

Finding the Fourth Proportional to 370,890.52, 511,828.90 and 201,125.04

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Solution

The fourth proportional to 370,890.52, 511,828.90 and 201,125.04 is: 277,552.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,890.52 : 511,828.90 = 201,125.04 : x
  2. Step 2: Convert to fraction form
    370,890.52/511,828.90 = 201,125.04/x
  3. Step 3: Cross multiply
    370,890.52x = 511,828.90 × 201,125.04
  4. Step 4: Simplify right side
    370,890.52x = 102,941,607,985.66
  5. Step 5: Solve for x
    x = 102,941,607,985.66/370,890.52
  6. Step 6: Final answer
    x = 277,552.55

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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.