Home / 623,451.45-934,841.82-323,187.69

Finding the Fourth Proportional to 623,451.45, 934,841.82 and 323,187.69

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Solution

The fourth proportional to 623,451.45, 934,841.82 and 323,187.69 is: 484,607.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,451.45 : 934,841.82 = 323,187.69 : x
  2. Step 2: Convert to fraction form
    623,451.45/934,841.82 = 323,187.69/x
  3. Step 3: Cross multiply
    623,451.45x = 934,841.82 × 323,187.69
  4. Step 4: Simplify right side
    623,451.45x = 302,129,368,321.20
  5. Step 5: Solve for x
    x = 302,129,368,321.20/623,451.45
  6. Step 6: Final answer
    x = 484,607.69

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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.