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Finding the Fourth Proportional to 522,030.30, 783,045.45 and 344,883.30

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Solution

The fourth proportional to 522,030.30, 783,045.45 and 344,883.30 is: 517,324.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,030.30 : 783,045.45 = 344,883.30 : x
  2. Step 2: Convert to fraction form
    522,030.30/783,045.45 = 344,883.30/x
  3. Step 3: Cross multiply
    522,030.30x = 783,045.45 × 344,883.30
  4. Step 4: Simplify right side
    522,030.30x = 270,059,298,845.99
  5. Step 5: Solve for x
    x = 270,059,298,845.99/522,030.30
  6. Step 6: Final answer
    x = 517,324.95

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Similar ratio
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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.