Home / 770,544.04-1,155,823.88-344,101.59

Finding the Fourth Proportional to 770,544.04, 1,155,823.88 and 344,101.59

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Solution

The fourth proportional to 770,544.04, 1,155,823.88 and 344,101.59 is: 516,155.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,544.04 : 1,155,823.88 = 344,101.59 : x
  2. Step 2: Convert to fraction form
    770,544.04/1,155,823.88 = 344,101.59/x
  3. Step 3: Cross multiply
    770,544.04x = 1,155,823.88 × 344,101.59
  4. Step 4: Simplify right side
    770,544.04x = 397,720,834,867.97
  5. Step 5: Solve for x
    x = 397,720,834,867.97/770,544.04
  6. Step 6: Final answer
    x = 516,155.88

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.