Home / 623,439.06-934,823.25-323,175.30

Finding the Fourth Proportional to 623,439.06, 934,823.25 and 323,175.30

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Solution

The fourth proportional to 623,439.06, 934,823.25 and 323,175.30 is: 484,589.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,439.06 : 934,823.25 = 323,175.30 : x
  2. Step 2: Convert to fraction form
    623,439.06/934,823.25 = 323,175.30/x
  3. Step 3: Cross multiply
    623,439.06x = 934,823.25 × 323,175.30
  4. Step 4: Simplify right side
    623,439.06x = 302,111,784,265.73
  5. Step 5: Solve for x
    x = 302,111,784,265.73/623,439.06
  6. Step 6: Final answer
    x = 484,589.12

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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.