Home / 912,086.93-1,258,661.43-504,205.97

Finding the Fourth Proportional to 912,086.93, 1,258,661.43 and 504,205.97

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Solution

The fourth proportional to 912,086.93, 1,258,661.43 and 504,205.97 is: 695,793.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,086.93 : 1,258,661.43 = 504,205.97 : x
  2. Step 2: Convert to fraction form
    912,086.93/1,258,661.43 = 504,205.97/x
  3. Step 3: Cross multiply
    912,086.93x = 1,258,661.43 × 504,205.97
  4. Step 4: Simplify right side
    912,086.93x = 634,624,600,921.43
  5. Step 5: Solve for x
    x = 634,624,600,921.43/912,086.93
  6. Step 6: Final answer
    x = 695,793.98

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Double scale
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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.