Home / 1,201,278.24-1,658,133-692,319.60

Finding the Fourth Proportional to 1,201,278.24, 1,658,133 and 692,319.60

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Solution

The fourth proportional to 1,201,278.24, 1,658,133 and 692,319.60 is: 955,613.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,278.24 : 1,658,133 = 692,319.60 : x
  2. Step 2: Convert to fraction form
    1,201,278.24/1,658,133 = 692,319.60/x
  3. Step 3: Cross multiply
    1,201,278.24x = 1,658,133 × 692,319.60
  4. Step 4: Simplify right side
    1,201,278.24x = 1,147,957,975,306.80
  5. Step 5: Solve for x
    x = 1,147,957,975,306.80/1,201,278.24
  6. Step 6: Final answer
    x = 955,613.73

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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.