Home / 957,277.19-1,321,042.55-527,557.32

Finding the Fourth Proportional to 957,277.19, 1,321,042.55 and 527,557.32

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Solution

The fourth proportional to 957,277.19, 1,321,042.55 and 527,557.32 is: 728,029.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,277.19 : 1,321,042.55 = 527,557.32 : x
  2. Step 2: Convert to fraction form
    957,277.19/1,321,042.55 = 527,557.32/x
  3. Step 3: Cross multiply
    957,277.19x = 1,321,042.55 × 527,557.32
  4. Step 4: Simplify right side
    957,277.19x = 696,925,664,646.18
  5. Step 5: Solve for x
    x = 696,925,664,646.18/957,277.19
  6. Step 6: Final answer
    x = 728,029.11

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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.