Home / 505,981.64-758,975.77-202,401.18

Finding the Fourth Proportional to 505,981.64, 758,975.77 and 202,401.18

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Solution

The fourth proportional to 505,981.64, 758,975.77 and 202,401.18 is: 303,603.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,981.64 : 758,975.77 = 202,401.18 : x
  2. Step 2: Convert to fraction form
    505,981.64/758,975.77 = 202,401.18/x
  3. Step 3: Cross multiply
    505,981.64x = 758,975.77 × 202,401.18
  4. Step 4: Simplify right side
    505,981.64x = 153,617,591,692.41
  5. Step 5: Solve for x
    x = 153,617,591,692.41/505,981.64
  6. Step 6: Final answer
    x = 303,603.10

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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.