Home / 1,272,588.73-1,756,184.36-699,633

Finding the Fourth Proportional to 1,272,588.73, 1,756,184.36 and 699,633

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Solution

The fourth proportional to 1,272,588.73, 1,756,184.36 and 699,633 is: 965,500.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,272,588.73 : 1,756,184.36 = 699,633 : x
  2. Step 2: Convert to fraction form
    1,272,588.73/1,756,184.36 = 699,633/x
  3. Step 3: Cross multiply
    1,272,588.73x = 1,756,184.36 × 699,633
  4. Step 4: Simplify right side
    1,272,588.73x = 1,228,684,528,841.72
  5. Step 5: Solve for x
    x = 1,228,684,528,841.72/1,272,588.73
  6. Step 6: Final answer
    x = 965,500.09

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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.