Home / 1,232,377.88-1,700,669.86-688,607.33

Finding the Fourth Proportional to 1,232,377.88, 1,700,669.86 and 688,607.33

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Solution

The fourth proportional to 1,232,377.88, 1,700,669.86 and 688,607.33 is: 950,271.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,377.88 : 1,700,669.86 = 688,607.33 : x
  2. Step 2: Convert to fraction form
    1,232,377.88/1,700,669.86 = 688,607.33/x
  3. Step 3: Cross multiply
    1,232,377.88x = 1,700,669.86 × 688,607.33
  4. Step 4: Simplify right side
    1,232,377.88x = 1,171,093,721,281.21
  5. Step 5: Solve for x
    x = 1,171,093,721,281.21/1,232,377.88
  6. Step 6: Final answer
    x = 950,271.62

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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.