Home / 583,019.04-804,545.28-328,393.92

Finding the Fourth Proportional to 583,019.04, 804,545.28 and 328,393.92

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Solution

The fourth proportional to 583,019.04, 804,545.28 and 328,393.92 is: 453,171.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,019.04 : 804,545.28 = 328,393.92 : x
  2. Step 2: Convert to fraction form
    583,019.04/804,545.28 = 328,393.92/x
  3. Step 3: Cross multiply
    583,019.04x = 804,545.28 × 328,393.92
  4. Step 4: Simplify right side
    583,019.04x = 264,207,778,316.70
  5. Step 5: Solve for x
    x = 264,207,778,316.70/583,019.04
  6. Step 6: Final answer
    x = 453,171.78

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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.