Home / 377,058.16-520,343.79-207,293.50

Finding the Fourth Proportional to 377,058.16, 520,343.79 and 207,293.50

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Solution

The fourth proportional to 377,058.16, 520,343.79 and 207,293.50 is: 286,066.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,058.16 : 520,343.79 = 207,293.50 : x
  2. Step 2: Convert to fraction form
    377,058.16/520,343.79 = 207,293.50/x
  3. Step 3: Cross multiply
    377,058.16x = 520,343.79 × 207,293.50
  4. Step 4: Simplify right side
    377,058.16x = 107,863,885,432.37
  5. Step 5: Solve for x
    x = 107,863,885,432.37/377,058.16
  6. Step 6: Final answer
    x = 286,066.97

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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.