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Finding the Fourth Proportional to 532,696.59, 735,093.16 and 290,975.72

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Solution

The fourth proportional to 532,696.59, 735,093.16 and 290,975.72 is: 401,531.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,696.59 : 735,093.16 = 290,975.72 : x
  2. Step 2: Convert to fraction form
    532,696.59/735,093.16 = 290,975.72/x
  3. Step 3: Cross multiply
    532,696.59x = 735,093.16 × 290,975.72
  4. Step 4: Simplify right side
    532,696.59x = 213,894,257,095.17
  5. Step 5: Solve for x
    x = 213,894,257,095.17/532,696.59
  6. Step 6: Final answer
    x = 401,531.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.