Home / 753,700.95-1,040,197.14-431,514.54

Finding the Fourth Proportional to 753,700.95, 1,040,197.14 and 431,514.54

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Solution

The fourth proportional to 753,700.95, 1,040,197.14 and 431,514.54 is: 595,541.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,700.95 : 1,040,197.14 = 431,514.54 : x
  2. Step 2: Convert to fraction form
    753,700.95/1,040,197.14 = 431,514.54/x
  3. Step 3: Cross multiply
    753,700.95x = 1,040,197.14 × 431,514.54
  4. Step 4: Simplify right side
    753,700.95x = 448,860,190,376.42
  5. Step 5: Solve for x
    x = 448,860,190,376.42/753,700.95
  6. Step 6: Final answer
    x = 595,541.49

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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.