Home / 945,984.37-1,418,132.59-346,805.61

Finding the Fourth Proportional to 945,984.37, 1,418,132.59 and 346,805.61

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Solution

The fourth proportional to 945,984.37, 1,418,132.59 and 346,805.61 is: 519,899.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,984.37 : 1,418,132.59 = 346,805.61 : x
  2. Step 2: Convert to fraction form
    945,984.37/1,418,132.59 = 346,805.61/x
  3. Step 3: Cross multiply
    945,984.37x = 1,418,132.59 × 346,805.61
  4. Step 4: Simplify right side
    945,984.37x = 491,816,337,935.83
  5. Step 5: Solve for x
    x = 491,816,337,935.83/945,984.37
  6. Step 6: Final answer
    x = 519,899.01

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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.