Home / 881,345.98-1,322,018.97-216,497.98

Finding the Fourth Proportional to 881,345.98, 1,322,018.97 and 216,497.98

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Solution

The fourth proportional to 881,345.98, 1,322,018.97 and 216,497.98 is: 324,746.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,345.98 : 1,322,018.97 = 216,497.98 : x
  2. Step 2: Convert to fraction form
    881,345.98/1,322,018.97 = 216,497.98/x
  3. Step 3: Cross multiply
    881,345.98x = 1,322,018.97 × 216,497.98
  4. Step 4: Simplify right side
    881,345.98x = 286,214,436,526.68
  5. Step 5: Solve for x
    x = 286,214,436,526.68/881,345.98
  6. Step 6: Final answer
    x = 324,746.97

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.