Home / 341,454.78-471,255.06-190,561.50

Finding the Fourth Proportional to 341,454.78, 471,255.06 and 190,561.50

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Solution

The fourth proportional to 341,454.78, 471,255.06 and 190,561.50 is: 263,001.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,454.78 : 471,255.06 = 190,561.50 : x
  2. Step 2: Convert to fraction form
    341,454.78/471,255.06 = 190,561.50/x
  3. Step 3: Cross multiply
    341,454.78x = 471,255.06 × 190,561.50
  4. Step 4: Simplify right side
    341,454.78x = 89,803,071,116.19
  5. Step 5: Solve for x
    x = 89,803,071,116.19/341,454.78
  6. Step 6: Final answer
    x = 263,001.36

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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.