Home / 753,651.02-1,040,038.16-414,141.14

Finding the Fourth Proportional to 753,651.02, 1,040,038.16 and 414,141.14

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Solution

The fourth proportional to 753,651.02, 1,040,038.16 and 414,141.14 is: 571,514.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,651.02 : 1,040,038.16 = 414,141.14 : x
  2. Step 2: Convert to fraction form
    753,651.02/1,040,038.16 = 414,141.14/x
  3. Step 3: Cross multiply
    753,651.02x = 1,040,038.16 × 414,141.14
  4. Step 4: Simplify right side
    753,651.02x = 430,722,589,225.90
  5. Step 5: Solve for x
    x = 430,722,589,225.90/753,651.02
  6. Step 6: Final answer
    x = 571,514.64

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Double scale
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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.