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Finding the Fourth Proportional to 336,348.29, 504,524.25 and 87,030.29

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Solution

The fourth proportional to 336,348.29, 504,524.25 and 87,030.29 is: 130,545.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,348.29 : 504,524.25 = 87,030.29 : x
  2. Step 2: Convert to fraction form
    336,348.29/504,524.25 = 87,030.29/x
  3. Step 3: Cross multiply
    336,348.29x = 504,524.25 × 87,030.29
  4. Step 4: Simplify right side
    336,348.29x = 43,908,893,050.84
  5. Step 5: Solve for x
    x = 43,908,893,050.84/336,348.29
  6. Step 6: Final answer
    x = 130,545.91

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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.