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Finding the Fourth Proportional to 693,526.50, 957,067.65 and 375,574.50

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Solution

The fourth proportional to 693,526.50, 957,067.65 and 375,574.50 is: 518,293.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,526.50 : 957,067.65 = 375,574.50 : x
  2. Step 2: Convert to fraction form
    693,526.50/957,067.65 = 375,574.50/x
  3. Step 3: Cross multiply
    693,526.50x = 957,067.65 × 375,574.50
  4. Step 4: Simplify right side
    693,526.50x = 359,450,204,114.93
  5. Step 5: Solve for x
    x = 359,450,204,114.93/693,526.50
  6. Step 6: Final answer
    x = 518,293.39

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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.