Home / 753,537.90-1,130,081.40-248,005.56

Finding the Fourth Proportional to 753,537.90, 1,130,081.40 and 248,005.56

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Solution

The fourth proportional to 753,537.90, 1,130,081.40 and 248,005.56 is: 371,934.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,537.90 : 1,130,081.40 = 248,005.56 : x
  2. Step 2: Convert to fraction form
    753,537.90/1,130,081.40 = 248,005.56/x
  3. Step 3: Cross multiply
    753,537.90x = 1,130,081.40 × 248,005.56
  4. Step 4: Simplify right side
    753,537.90x = 280,266,470,452.58
  5. Step 5: Solve for x
    x = 280,266,470,452.58/753,537.90
  6. Step 6: Final answer
    x = 371,934.14

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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.