Home / 403,529.19-604,980.04-261,073.48

Finding the Fourth Proportional to 403,529.19, 604,980.04 and 261,073.48

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Solution

The fourth proportional to 403,529.19, 604,980.04 and 261,073.48 is: 391,407.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,529.19 : 604,980.04 = 261,073.48 : x
  2. Step 2: Convert to fraction form
    403,529.19/604,980.04 = 261,073.48/x
  3. Step 3: Cross multiply
    403,529.19x = 604,980.04 × 261,073.48
  4. Step 4: Simplify right side
    403,529.19x = 157,944,244,373.34
  5. Step 5: Solve for x
    x = 157,944,244,373.34/403,529.19
  6. Step 6: Final answer
    x = 391,407.23

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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.