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Finding the Fourth Proportional to 353,528.76, 530,177.94 and 116,827.32

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Solution

The fourth proportional to 353,528.76, 530,177.94 and 116,827.32 is: 175,202.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,528.76 : 530,177.94 = 116,827.32 : x
  2. Step 2: Convert to fraction form
    353,528.76/530,177.94 = 116,827.32/x
  3. Step 3: Cross multiply
    353,528.76x = 530,177.94 × 116,827.32
  4. Step 4: Simplify right side
    353,528.76x = 61,939,267,853.32
  5. Step 5: Solve for x
    x = 61,939,267,853.32/353,528.76
  6. Step 6: Final answer
    x = 175,202.91

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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.