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Finding the Fourth Proportional to 537,004.70, 804,815.85 and 326,419.10

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Solution

The fourth proportional to 537,004.70, 804,815.85 and 326,419.10 is: 489,208.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,004.70 : 804,815.85 = 326,419.10 : x
  2. Step 2: Convert to fraction form
    537,004.70/804,815.85 = 326,419.10/x
  3. Step 3: Cross multiply
    537,004.70x = 804,815.85 × 326,419.10
  4. Step 4: Simplify right side
    537,004.70x = 262,707,265,422.74
  5. Step 5: Solve for x
    x = 262,707,265,422.74/537,004.70
  6. Step 6: Final answer
    x = 489,208.50

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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.