Home / 843,037.88-1,264,971.99-393,693.41

Finding the Fourth Proportional to 843,037.88, 1,264,971.99 and 393,693.41

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Solution

The fourth proportional to 843,037.88, 1,264,971.99 and 393,693.41 is: 590,734.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,037.88 : 1,264,971.99 = 393,693.41 : x
  2. Step 2: Convert to fraction form
    843,037.88/1,264,971.99 = 393,693.41/x
  3. Step 3: Cross multiply
    843,037.88x = 1,264,971.99 × 393,693.41
  4. Step 4: Simplify right side
    843,037.88x = 498,011,138,721.84
  5. Step 5: Solve for x
    x = 498,011,138,721.84/843,037.88
  6. Step 6: Final answer
    x = 590,734.00

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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.