Home / 598,840.20-896,948.10-318,029.40

Finding the Fourth Proportional to 598,840.20, 896,948.10 and 318,029.40

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Solution

The fourth proportional to 598,840.20, 896,948.10 and 318,029.40 is: 476,347.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,840.20 : 896,948.10 = 318,029.40 : x
  2. Step 2: Convert to fraction form
    598,840.20/896,948.10 = 318,029.40/x
  3. Step 3: Cross multiply
    598,840.20x = 896,948.10 × 318,029.40
  4. Step 4: Simplify right side
    598,840.20x = 285,255,866,074.14
  5. Step 5: Solve for x
    x = 285,255,866,074.14/598,840.20
  6. Step 6: Final answer
    x = 476,347.22

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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.