Home / 511,999.28-706,557.84-297,265.04

Finding the Fourth Proportional to 511,999.28, 706,557.84 and 297,265.04

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Solution

The fourth proportional to 511,999.28, 706,557.84 and 297,265.04 is: 410,225.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,999.28 : 706,557.84 = 297,265.04 : x
  2. Step 2: Convert to fraction form
    511,999.28/706,557.84 = 297,265.04/x
  3. Step 3: Cross multiply
    511,999.28x = 706,557.84 × 297,265.04
  4. Step 4: Simplify right side
    511,999.28x = 210,034,944,569.91
  5. Step 5: Solve for x
    x = 210,034,944,569.91/511,999.28
  6. Step 6: Final answer
    x = 410,225.08

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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.