Home / 736,509.62-1,104,757.05-256,736.45

Finding the Fourth Proportional to 736,509.62, 1,104,757.05 and 256,736.45

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Solution

The fourth proportional to 736,509.62, 1,104,757.05 and 256,736.45 is: 385,102.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,509.62 : 1,104,757.05 = 256,736.45 : x
  2. Step 2: Convert to fraction form
    736,509.62/1,104,757.05 = 256,736.45/x
  3. Step 3: Cross multiply
    736,509.62x = 1,104,757.05 × 256,736.45
  4. Step 4: Simplify right side
    736,509.62x = 283,631,403,129.47
  5. Step 5: Solve for x
    x = 283,631,403,129.47/736,509.62
  6. Step 6: Final answer
    x = 385,102.10

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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.