Home / 578,805.65-868,241.28-179,503.19

Finding the Fourth Proportional to 578,805.65, 868,241.28 and 179,503.19

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Solution

The fourth proportional to 578,805.65, 868,241.28 and 179,503.19 is: 269,264.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,805.65 : 868,241.28 = 179,503.19 : x
  2. Step 2: Convert to fraction form
    578,805.65/868,241.28 = 179,503.19/x
  3. Step 3: Cross multiply
    578,805.65x = 868,241.28 × 179,503.19
  4. Step 4: Simplify right side
    578,805.65x = 155,852,075,108.48
  5. Step 5: Solve for x
    x = 155,852,075,108.48/578,805.65
  6. Step 6: Final answer
    x = 269,264.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.