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Finding the Fourth Proportional to 537,007.70, 804,820.35 and 326,422.10

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Solution

The fourth proportional to 537,007.70, 804,820.35 and 326,422.10 is: 489,213.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,007.70 : 804,820.35 = 326,422.10 : x
  2. Step 2: Convert to fraction form
    537,007.70/804,820.35 = 326,422.10/x
  3. Step 3: Cross multiply
    537,007.70x = 804,820.35 × 326,422.10
  4. Step 4: Simplify right side
    537,007.70x = 262,711,148,769.74
  5. Step 5: Solve for x
    x = 262,711,148,769.74/537,007.70
  6. Step 6: Final answer
    x = 489,213.00

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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.