Home / 385,110.77-577,316.23-174,633.89

Finding the Fourth Proportional to 385,110.77, 577,316.23 and 174,633.89

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Solution

The fourth proportional to 385,110.77, 577,316.23 and 174,633.89 is: 261,792.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,110.77 : 577,316.23 = 174,633.89 : x
  2. Step 2: Convert to fraction form
    385,110.77/577,316.23 = 174,633.89/x
  3. Step 3: Cross multiply
    385,110.77x = 577,316.23 × 174,633.89
  4. Step 4: Simplify right side
    385,110.77x = 100,818,979,005.04
  5. Step 5: Solve for x
    x = 100,818,979,005.04/385,110.77
  6. Step 6: Final answer
    x = 261,792.16

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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.