Home / 955,016.75-1,317,895.61-525,296.87

Finding the Fourth Proportional to 955,016.75, 1,317,895.61 and 525,296.87

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Solution

The fourth proportional to 955,016.75, 1,317,895.61 and 525,296.87 is: 724,894.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,016.75 : 1,317,895.61 = 525,296.87 : x
  2. Step 2: Convert to fraction form
    955,016.75/1,317,895.61 = 525,296.87/x
  3. Step 3: Cross multiply
    955,016.75x = 1,317,895.61 × 525,296.87
  4. Step 4: Simplify right side
    955,016.75x = 692,286,438,919.74
  5. Step 5: Solve for x
    x = 692,286,438,919.74/955,016.75
  6. Step 6: Final answer
    x = 724,894.56

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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.