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Finding the Fourth Proportional to 355,369.68, 532,859.28 and 175,058.35

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Solution

The fourth proportional to 355,369.68, 532,859.28 and 175,058.35 is: 262,491.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,369.68 : 532,859.28 = 175,058.35 : x
  2. Step 2: Convert to fraction form
    355,369.68/532,859.28 = 175,058.35/x
  3. Step 3: Cross multiply
    355,369.68x = 532,859.28 × 175,058.35
  4. Step 4: Simplify right side
    355,369.68x = 93,281,464,350.37
  5. Step 5: Solve for x
    x = 93,281,464,350.37/355,369.68
  6. Step 6: Final answer
    x = 262,491.34

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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.