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Finding the Fourth Proportional to 369,523.74, 554,237.70 and 116,829.66

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Solution

The fourth proportional to 369,523.74, 554,237.70 and 116,829.66 is: 175,229.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,523.74 : 554,237.70 = 116,829.66 : x
  2. Step 2: Convert to fraction form
    369,523.74/554,237.70 = 116,829.66/x
  3. Step 3: Cross multiply
    369,523.74x = 554,237.70 × 116,829.66
  4. Step 4: Simplify right side
    369,523.74x = 64,751,402,050.18
  5. Step 5: Solve for x
    x = 64,751,402,050.18/369,523.74
  6. Step 6: Final answer
    x = 175,229.34

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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.