Home / 701,111.70-1,051,667.55-561,143.70

Finding the Fourth Proportional to 701,111.70, 1,051,667.55 and 561,143.70

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Solution

The fourth proportional to 701,111.70, 1,051,667.55 and 561,143.70 is: 841,715.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,111.70 : 1,051,667.55 = 561,143.70 : x
  2. Step 2: Convert to fraction form
    701,111.70/1,051,667.55 = 561,143.70/x
  3. Step 3: Cross multiply
    701,111.70x = 1,051,667.55 × 561,143.70
  4. Step 4: Simplify right side
    701,111.70x = 590,136,620,176.94
  5. Step 5: Solve for x
    x = 590,136,620,176.94/701,111.70
  6. Step 6: Final answer
    x = 841,715.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.