Home / 353,126.60-529,916.70-195,468.20

Finding the Fourth Proportional to 353,126.60, 529,916.70 and 195,468.20

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Solution

The fourth proportional to 353,126.60, 529,916.70 and 195,468.20 is: 293,327.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,126.60 : 529,916.70 = 195,468.20 : x
  2. Step 2: Convert to fraction form
    353,126.60/529,916.70 = 195,468.20/x
  3. Step 3: Cross multiply
    353,126.60x = 529,916.70 × 195,468.20
  4. Step 4: Simplify right side
    353,126.60x = 103,581,863,498.94
  5. Step 5: Solve for x
    x = 103,581,863,498.94/353,126.60
  6. Step 6: Final answer
    x = 293,327.84

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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.