Home / 619,837.45-929,754.65-349,843.19

Finding the Fourth Proportional to 619,837.45, 929,754.65 and 349,843.19

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Solution

The fourth proportional to 619,837.45, 929,754.65 and 349,843.19 is: 524,763.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,837.45 : 929,754.65 = 349,843.19 : x
  2. Step 2: Convert to fraction form
    619,837.45/929,754.65 = 349,843.19/x
  3. Step 3: Cross multiply
    619,837.45x = 929,754.65 × 349,843.19
  4. Step 4: Simplify right side
    619,837.45x = 325,268,328,899.17
  5. Step 5: Solve for x
    x = 325,268,328,899.17/619,837.45
  6. Step 6: Final answer
    x = 524,763.92

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1.5x scale

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.