Home / 725,091.84-1,000,896.20-622,706.16

Finding the Fourth Proportional to 725,091.84, 1,000,896.20 and 622,706.16

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Solution

The fourth proportional to 725,091.84, 1,000,896.20 and 622,706.16 is: 859,565.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,091.84 : 1,000,896.20 = 622,706.16 : x
  2. Step 2: Convert to fraction form
    725,091.84/1,000,896.20 = 622,706.16/x
  3. Step 3: Cross multiply
    725,091.84x = 1,000,896.20 × 622,706.16
  4. Step 4: Simplify right side
    725,091.84x = 623,264,226,147.06
  5. Step 5: Solve for x
    x = 623,264,226,147.06/725,091.84
  6. Step 6: Final answer
    x = 859,565.91

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1.5x scale

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.