Home / 1,139,003.25-1,708,603.29-297,555

Finding the Fourth Proportional to 1,139,003.25, 1,708,603.29 and 297,555

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Solution

The fourth proportional to 1,139,003.25, 1,708,603.29 and 297,555 is: 446,358.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,139,003.25 : 1,708,603.29 = 297,555 : x
  2. Step 2: Convert to fraction form
    1,139,003.25/1,708,603.29 = 297,555/x
  3. Step 3: Cross multiply
    1,139,003.25x = 1,708,603.29 × 297,555
  4. Step 4: Simplify right side
    1,139,003.25x = 508,403,451,955.95
  5. Step 5: Solve for x
    x = 508,403,451,955.95/1,139,003.25
  6. Step 6: Final answer
    x = 446,358.21

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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.