Home / 584,438.43-806,517.10-326,319.35

Finding the Fourth Proportional to 584,438.43, 806,517.10 and 326,319.35

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Solution

The fourth proportional to 584,438.43, 806,517.10 and 326,319.35 is: 450,316.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,438.43 : 806,517.10 = 326,319.35 : x
  2. Step 2: Convert to fraction form
    584,438.43/806,517.10 = 326,319.35/x
  3. Step 3: Cross multiply
    584,438.43x = 806,517.10 × 326,319.35
  4. Step 4: Simplify right side
    584,438.43x = 263,182,135,835.89
  5. Step 5: Solve for x
    x = 263,182,135,835.89/584,438.43
  6. Step 6: Final answer
    x = 450,316.27

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1.5x scale

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.