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Finding the Fourth Proportional to 353,503.14, 530,337.73 and 116,845.80

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Solution

The fourth proportional to 353,503.14, 530,337.73 and 116,845.80 is: 175,296.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,503.14 : 530,337.73 = 116,845.80 : x
  2. Step 2: Convert to fraction form
    353,503.14/530,337.73 = 116,845.80/x
  3. Step 3: Cross multiply
    353,503.14x = 530,337.73 × 116,845.80
  4. Step 4: Simplify right side
    353,503.14x = 61,967,736,332.03
  5. Step 5: Solve for x
    x = 61,967,736,332.03/353,503.14
  6. Step 6: Final answer
    x = 175,296.14

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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.