Home / 913,096.20-1,259,766.76-525,903.87

Finding the Fourth Proportional to 913,096.20, 1,259,766.76 and 525,903.87

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Solution

The fourth proportional to 913,096.20, 1,259,766.76 and 525,903.87 is: 725,571.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,096.20 : 1,259,766.76 = 525,903.87 : x
  2. Step 2: Convert to fraction form
    913,096.20/1,259,766.76 = 525,903.87/x
  3. Step 3: Cross multiply
    913,096.20x = 1,259,766.76 × 525,903.87
  4. Step 4: Simplify right side
    913,096.20x = 662,516,214,381.36
  5. Step 5: Solve for x
    x = 662,516,214,381.36/913,096.20
  6. Step 6: Final answer
    x = 725,571.10

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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.