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Finding the Fourth Proportional to 353,527.14, 530,373.76 and 116,869.80

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Solution

The fourth proportional to 353,527.14, 530,373.76 and 116,869.80 is: 175,332.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,527.14 : 530,373.76 = 116,869.80 : x
  2. Step 2: Convert to fraction form
    353,527.14/530,373.76 = 116,869.80/x
  3. Step 3: Cross multiply
    353,527.14x = 530,373.76 × 116,869.80
  4. Step 4: Simplify right side
    353,527.14x = 61,984,675,256.45
  5. Step 5: Solve for x
    x = 61,984,675,256.45/353,527.14
  6. Step 6: Final answer
    x = 175,332.15

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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.