Home / 529,665.60-794,507.04-130,307.52

Finding the Fourth Proportional to 529,665.60, 794,507.04 and 130,307.52

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Solution

The fourth proportional to 529,665.60, 794,507.04 and 130,307.52 is: 195,463.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,665.60 : 794,507.04 = 130,307.52 : x
  2. Step 2: Convert to fraction form
    529,665.60/794,507.04 = 130,307.52/x
  3. Step 3: Cross multiply
    529,665.60x = 794,507.04 × 130,307.52
  4. Step 4: Simplify right side
    529,665.60x = 103,530,242,004.94
  5. Step 5: Solve for x
    x = 103,530,242,004.94/529,665.60
  6. Step 6: Final answer
    x = 195,463.41

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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.