Home / 988,707.84-1,364,427.57-580,826.88

Finding the Fourth Proportional to 988,707.84, 1,364,427.57 and 580,826.88

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Solution

The fourth proportional to 988,707.84, 1,364,427.57 and 580,826.88 is: 801,547.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,707.84 : 1,364,427.57 = 580,826.88 : x
  2. Step 2: Convert to fraction form
    988,707.84/1,364,427.57 = 580,826.88/x
  3. Step 3: Cross multiply
    988,707.84x = 1,364,427.57 × 580,826.88
  4. Step 4: Simplify right side
    988,707.84x = 792,496,208,469.08
  5. Step 5: Solve for x
    x = 792,496,208,469.08/988,707.84
  6. Step 6: Final answer
    x = 801,547.41

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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.