Home / 875,198.30-1,312,797.45-698,051.30

Finding the Fourth Proportional to 875,198.30, 1,312,797.45 and 698,051.30

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Solution

The fourth proportional to 875,198.30, 1,312,797.45 and 698,051.30 is: 1,047,076.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,198.30 : 1,312,797.45 = 698,051.30 : x
  2. Step 2: Convert to fraction form
    875,198.30/1,312,797.45 = 698,051.30/x
  3. Step 3: Cross multiply
    875,198.30x = 1,312,797.45 × 698,051.30
  4. Step 4: Simplify right side
    875,198.30x = 916,399,966,609.19
  5. Step 5: Solve for x
    x = 916,399,966,609.19/875,198.30
  6. Step 6: Final answer
    x = 1,047,076.95

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Double scale
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Similar ratio
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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.