Home / 539,045.17-743,869.31-297,322.56

Finding the Fourth Proportional to 539,045.17, 743,869.31 and 297,322.56

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Solution

The fourth proportional to 539,045.17, 743,869.31 and 297,322.56 is: 410,297.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,045.17 : 743,869.31 = 297,322.56 : x
  2. Step 2: Convert to fraction form
    539,045.17/743,869.31 = 297,322.56/x
  3. Step 3: Cross multiply
    539,045.17x = 743,869.31 × 297,322.56
  4. Step 4: Simplify right side
    539,045.17x = 221,169,127,554.63
  5. Step 5: Solve for x
    x = 221,169,127,554.63/539,045.17
  6. Step 6: Final answer
    x = 410,297.95

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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.