Home / 584,254.50-806,271.21-315,982.50

Finding the Fourth Proportional to 584,254.50, 806,271.21 and 315,982.50

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Solution

The fourth proportional to 584,254.50, 806,271.21 and 315,982.50 is: 436,055.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,254.50 : 806,271.21 = 315,982.50 : x
  2. Step 2: Convert to fraction form
    584,254.50/806,271.21 = 315,982.50/x
  3. Step 3: Cross multiply
    584,254.50x = 806,271.21 × 315,982.50
  4. Step 4: Simplify right side
    584,254.50x = 254,767,592,613.83
  5. Step 5: Solve for x
    x = 254,767,592,613.83/584,254.50
  6. Step 6: Final answer
    x = 436,055.85

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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.