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Finding the Fourth Proportional to 353,509.73, 530,347.65 and 116,852.41

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Solution

The fourth proportional to 353,509.73, 530,347.65 and 116,852.41 is: 175,306.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,509.73 : 530,347.65 = 116,852.41 : x
  2. Step 2: Convert to fraction form
    353,509.73/530,347.65 = 116,852.41/x
  3. Step 3: Cross multiply
    353,509.73x = 530,347.65 × 116,852.41
  4. Step 4: Simplify right side
    353,509.73x = 61,972,401,040.34
  5. Step 5: Solve for x
    x = 61,972,401,040.34/353,509.73
  6. Step 6: Final answer
    x = 175,306.07

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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.