Home / 957,671.78-1,321,595.62-527,967.06

Finding the Fourth Proportional to 957,671.78, 1,321,595.62 and 527,967.06

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Solution

The fourth proportional to 957,671.78, 1,321,595.62 and 527,967.06 is: 728,599.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,671.78 : 1,321,595.62 = 527,967.06 : x
  2. Step 2: Convert to fraction form
    957,671.78/1,321,595.62 = 527,967.06/x
  3. Step 3: Cross multiply
    957,671.78x = 1,321,595.62 × 527,967.06
  4. Step 4: Simplify right side
    957,671.78x = 697,758,954,000.28
  5. Step 5: Solve for x
    x = 697,758,954,000.28/957,671.78
  6. Step 6: Final answer
    x = 728,599.26

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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.