Home / 331,374.20-497,450.10-329,041.40

Finding the Fourth Proportional to 331,374.20, 497,450.10 and 329,041.40

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Solution

The fourth proportional to 331,374.20, 497,450.10 and 329,041.40 is: 493,948.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,374.20 : 497,450.10 = 329,041.40 : x
  2. Step 2: Convert to fraction form
    331,374.20/497,450.10 = 329,041.40/x
  3. Step 3: Cross multiply
    331,374.20x = 497,450.10 × 329,041.40
  4. Step 4: Simplify right side
    331,374.20x = 163,681,677,334.14
  5. Step 5: Solve for x
    x = 163,681,677,334.14/331,374.20
  6. Step 6: Final answer
    x = 493,948.16

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1.5x scale

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.