Home / 787,360.24-1,085,997.26-525,583.54

Finding the Fourth Proportional to 787,360.24, 1,085,997.26 and 525,583.54

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Solution

The fourth proportional to 787,360.24, 1,085,997.26 and 525,583.54 is: 724,931.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,360.24 : 1,085,997.26 = 525,583.54 : x
  2. Step 2: Convert to fraction form
    787,360.24/1,085,997.26 = 525,583.54/x
  3. Step 3: Cross multiply
    787,360.24x = 1,085,997.26 × 525,583.54
  4. Step 4: Simplify right side
    787,360.24x = 570,782,284,341.10
  5. Step 5: Solve for x
    x = 570,782,284,341.10/787,360.24
  6. Step 6: Final answer
    x = 724,931.56

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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.