Home / 756,503.15-1,042,538.65-541,268.33

Finding the Fourth Proportional to 756,503.15, 1,042,538.65 and 541,268.33

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Solution

The fourth proportional to 756,503.15, 1,042,538.65 and 541,268.33 is: 745,923.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,503.15 : 1,042,538.65 = 541,268.33 : x
  2. Step 2: Convert to fraction form
    756,503.15/1,042,538.65 = 541,268.33/x
  3. Step 3: Cross multiply
    756,503.15x = 1,042,538.65 × 541,268.33
  4. Step 4: Simplify right side
    756,503.15x = 564,293,147,480.09
  5. Step 5: Solve for x
    x = 564,293,147,480.09/756,503.15
  6. Step 6: Final answer
    x = 745,923.07

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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.