Home / 353,916.48-488,397.96-192,769.68

Finding the Fourth Proportional to 353,916.48, 488,397.96 and 192,769.68

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Solution

The fourth proportional to 353,916.48, 488,397.96 and 192,769.68 is: 266,018.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,916.48 : 488,397.96 = 192,769.68 : x
  2. Step 2: Convert to fraction form
    353,916.48/488,397.96 = 192,769.68/x
  3. Step 3: Cross multiply
    353,916.48x = 488,397.96 × 192,769.68
  4. Step 4: Simplify right side
    353,916.48x = 94,148,318,461.85
  5. Step 5: Solve for x
    x = 94,148,318,461.85/353,916.48
  6. Step 6: Final answer
    x = 266,018.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.