Home / 314,265.45-433,696.11-178,305.13

Finding the Fourth Proportional to 314,265.45, 433,696.11 and 178,305.13

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Solution

The fourth proportional to 314,265.45, 433,696.11 and 178,305.13 is: 246,066.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,265.45 : 433,696.11 = 178,305.13 : x
  2. Step 2: Convert to fraction form
    314,265.45/433,696.11 = 178,305.13/x
  3. Step 3: Cross multiply
    314,265.45x = 433,696.11 × 178,305.13
  4. Step 4: Simplify right side
    314,265.45x = 77,330,241,147.52
  5. Step 5: Solve for x
    x = 77,330,241,147.52/314,265.45
  6. Step 6: Final answer
    x = 246,066.63

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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.