Home / 889,561.92-1,227,097.44-526,631.68

Finding the Fourth Proportional to 889,561.92, 1,227,097.44 and 526,631.68

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Solution

The fourth proportional to 889,561.92, 1,227,097.44 and 526,631.68 is: 726,456.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,561.92 : 1,227,097.44 = 526,631.68 : x
  2. Step 2: Convert to fraction form
    889,561.92/1,227,097.44 = 526,631.68/x
  3. Step 3: Cross multiply
    889,561.92x = 1,227,097.44 × 526,631.68
  4. Step 4: Simplify right side
    889,561.92x = 646,228,386,350.90
  5. Step 5: Solve for x
    x = 646,228,386,350.90/889,561.92
  6. Step 6: Final answer
    x = 726,456.89

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1.5x scale

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.