Home / 692,716.56-955,965.07-386,782.59

Finding the Fourth Proportional to 692,716.56, 955,965.07 and 386,782.59

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Solution

The fourth proportional to 692,716.56, 955,965.07 and 386,782.59 is: 533,769.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,716.56 : 955,965.07 = 386,782.59 : x
  2. Step 2: Convert to fraction form
    692,716.56/955,965.07 = 386,782.59/x
  3. Step 3: Cross multiply
    692,716.56x = 955,965.07 × 386,782.59
  4. Step 4: Simplify right side
    692,716.56x = 369,750,649,792.48
  5. Step 5: Solve for x
    x = 369,750,649,792.48/692,716.56
  6. Step 6: Final answer
    x = 533,769.04

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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.