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Finding the Fourth Proportional to 467,275.89, 700,903.73 and 130,307.55

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Solution

The fourth proportional to 467,275.89, 700,903.73 and 130,307.55 is: 195,458.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,275.89 : 700,903.73 = 130,307.55 : x
  2. Step 2: Convert to fraction form
    467,275.89/700,903.73 = 130,307.55/x
  3. Step 3: Cross multiply
    467,275.89x = 700,903.73 × 130,307.55
  4. Step 4: Simplify right side
    467,275.89x = 91,333,047,190.62
  5. Step 5: Solve for x
    x = 91,333,047,190.62/467,275.89
  6. Step 6: Final answer
    x = 195,458.51

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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.