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Finding the Fourth Proportional to 625,969.41, 937,701.86 and 288,548.52

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Solution

The fourth proportional to 625,969.41, 937,701.86 and 288,548.52 is: 432,245.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,969.41 : 937,701.86 = 288,548.52 : x
  2. Step 2: Convert to fraction form
    625,969.41/937,701.86 = 288,548.52/x
  3. Step 3: Cross multiply
    625,969.41x = 937,701.86 × 288,548.52
  4. Step 4: Simplify right side
    625,969.41x = 270,572,482,461.51
  5. Step 5: Solve for x
    x = 270,572,482,461.51/625,969.41
  6. Step 6: Final answer
    x = 432,245.53

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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.