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Finding the Fourth Proportional to 474,532.32, 654,854.58 and 259,672.41

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Solution

The fourth proportional to 474,532.32, 654,854.58 and 259,672.41 is: 358,347.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,532.32 : 654,854.58 = 259,672.41 : x
  2. Step 2: Convert to fraction form
    474,532.32/654,854.58 = 259,672.41/x
  3. Step 3: Cross multiply
    474,532.32x = 654,854.58 × 259,672.41
  4. Step 4: Simplify right side
    474,532.32x = 170,047,666,988.14
  5. Step 5: Solve for x
    x = 170,047,666,988.14/474,532.32
  6. Step 6: Final answer
    x = 358,347.91

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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.