Home / 320,058.45-441,677.34-176,809.14

Finding the Fourth Proportional to 320,058.45, 441,677.34 and 176,809.14

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Solution

The fourth proportional to 320,058.45, 441,677.34 and 176,809.14 is: 243,994.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,058.45 : 441,677.34 = 176,809.14 : x
  2. Step 2: Convert to fraction form
    320,058.45/441,677.34 = 176,809.14/x
  3. Step 3: Cross multiply
    320,058.45x = 441,677.34 × 176,809.14
  4. Step 4: Simplify right side
    320,058.45x = 78,092,590,642.89
  5. Step 5: Solve for x
    x = 78,092,590,642.89/320,058.45
  6. Step 6: Final answer
    x = 243,994.78

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1.5x scale

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.