Home / 1,238,266.83-1,708,827.80-694,523.55

Finding the Fourth Proportional to 1,238,266.83, 1,708,827.80 and 694,523.55

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Solution

The fourth proportional to 1,238,266.83, 1,708,827.80 and 694,523.55 is: 958,453.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,238,266.83 : 1,708,827.80 = 694,523.55 : x
  2. Step 2: Convert to fraction form
    1,238,266.83/1,708,827.80 = 694,523.55/x
  3. Step 3: Cross multiply
    1,238,266.83x = 1,708,827.80 × 694,523.55
  4. Step 4: Simplify right side
    1,238,266.83x = 1,186,821,146,522.07
  5. Step 5: Solve for x
    x = 1,186,821,146,522.07/1,238,266.83
  6. Step 6: Final answer
    x = 958,453.48

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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.