Home / 653,723.78-902,161.94-363,341.14

Finding the Fourth Proportional to 653,723.78, 902,161.94 and 363,341.14

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Solution

The fourth proportional to 653,723.78, 902,161.94 and 363,341.14 is: 501,423.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,723.78 : 902,161.94 = 363,341.14 : x
  2. Step 2: Convert to fraction form
    653,723.78/902,161.94 = 363,341.14/x
  3. Step 3: Cross multiply
    653,723.78x = 902,161.94 × 363,341.14
  4. Step 4: Simplify right side
    653,723.78x = 327,792,547,744.21
  5. Step 5: Solve for x
    x = 327,792,547,744.21/653,723.78
  6. Step 6: Final answer
    x = 501,423.63

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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.