Home / 343,925.28-474,617.80-190,963.76

Finding the Fourth Proportional to 343,925.28, 474,617.80 and 190,963.76

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Solution

The fourth proportional to 343,925.28, 474,617.80 and 190,963.76 is: 263,530.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,925.28 : 474,617.80 = 190,963.76 : x
  2. Step 2: Convert to fraction form
    343,925.28/474,617.80 = 190,963.76/x
  3. Step 3: Cross multiply
    343,925.28x = 474,617.80 × 190,963.76
  4. Step 4: Simplify right side
    343,925.28x = 90,634,797,516.54
  5. Step 5: Solve for x
    x = 90,634,797,516.54/343,925.28
  6. Step 6: Final answer
    x = 263,530.49

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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.