Home / 1,232,588.95-1,700,981.30-688,747.66

Finding the Fourth Proportional to 1,232,588.95, 1,700,981.30 and 688,747.66

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Solution

The fourth proportional to 1,232,588.95, 1,700,981.30 and 688,747.66 is: 950,476.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,588.95 : 1,700,981.30 = 688,747.66 : x
  2. Step 2: Convert to fraction form
    1,232,588.95/1,700,981.30 = 688,747.66/x
  3. Step 3: Cross multiply
    1,232,588.95x = 1,700,981.30 × 688,747.66
  4. Step 4: Simplify right side
    1,232,588.95x = 1,171,546,890,078.76
  5. Step 5: Solve for x
    x = 1,171,546,890,078.76/1,232,588.95
  6. Step 6: Final answer
    x = 950,476.55

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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.