Home / 955,259.26-1,318,255.80-525,538.36

Finding the Fourth Proportional to 955,259.26, 1,318,255.80 and 525,538.36

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Solution

The fourth proportional to 955,259.26, 1,318,255.80 and 525,538.36 is: 725,241.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,259.26 : 1,318,255.80 = 525,538.36 : x
  2. Step 2: Convert to fraction form
    955,259.26/1,318,255.80 = 525,538.36/x
  3. Step 3: Cross multiply
    955,259.26x = 1,318,255.80 × 525,538.36
  4. Step 4: Simplify right side
    955,259.26x = 692,793,991,192.49
  5. Step 5: Solve for x
    x = 692,793,991,192.49/955,259.26
  6. Step 6: Final answer
    x = 725,241.85

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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.