Home / 913,783.50-1,260,846.27-591,448.86

Finding the Fourth Proportional to 913,783.50, 1,260,846.27 and 591,448.86

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Solution

The fourth proportional to 913,783.50, 1,260,846.27 and 591,448.86 is: 816,086.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,783.50 : 1,260,846.27 = 591,448.86 : x
  2. Step 2: Convert to fraction form
    913,783.50/1,260,846.27 = 591,448.86/x
  3. Step 3: Cross multiply
    913,783.50x = 1,260,846.27 × 591,448.86
  4. Step 4: Simplify right side
    913,783.50x = 745,726,089,026.75
  5. Step 5: Solve for x
    x = 745,726,089,026.75/913,783.50
  6. Step 6: Final answer
    x = 816,086.18

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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.