Home / 751,554.20-1,124,706.90-525,855.80

Finding the Fourth Proportional to 751,554.20, 1,124,706.90 and 525,855.80

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Solution

The fourth proportional to 751,554.20, 1,124,706.90 and 525,855.80 is: 786,947.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,554.20 : 1,124,706.90 = 525,855.80 : x
  2. Step 2: Convert to fraction form
    751,554.20/1,124,706.90 = 525,855.80/x
  3. Step 3: Cross multiply
    751,554.20x = 1,124,706.90 × 525,855.80
  4. Step 4: Simplify right side
    751,554.20x = 591,433,646,665.02
  5. Step 5: Solve for x
    x = 591,433,646,665.02/751,554.20
  6. Step 6: Final answer
    x = 786,947.43

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Double scale
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1.5x scale

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.