Home / 374,950.08-517,430.16-205,182.72

Finding the Fourth Proportional to 374,950.08, 517,430.16 and 205,182.72

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Solution

The fourth proportional to 374,950.08, 517,430.16 and 205,182.72 is: 283,151.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,950.08 : 517,430.16 = 205,182.72 : x
  2. Step 2: Convert to fraction form
    374,950.08/517,430.16 = 205,182.72/x
  3. Step 3: Cross multiply
    374,950.08x = 517,430.16 × 205,182.72
  4. Step 4: Simplify right side
    374,950.08x = 106,167,727,638.84
  5. Step 5: Solve for x
    x = 106,167,727,638.84/374,950.08
  6. Step 6: Final answer
    x = 283,151.63

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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.