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Finding the Fourth Proportional to 295,411.41, 443,117.12 and 235,968.75

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Solution

The fourth proportional to 295,411.41, 443,117.12 and 235,968.75 is: 353,953.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,411.41 : 443,117.12 = 235,968.75 : x
  2. Step 2: Convert to fraction form
    295,411.41/443,117.12 = 235,968.75/x
  3. Step 3: Cross multiply
    295,411.41x = 443,117.12 × 235,968.75
  4. Step 4: Simplify right side
    295,411.41x = 104,561,791,730.16
  5. Step 5: Solve for x
    x = 104,561,791,730.16/295,411.41
  6. Step 6: Final answer
    x = 353,953.13

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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.