Home / 611,613.98-844,037.72-335,983.45

Finding the Fourth Proportional to 611,613.98, 844,037.72 and 335,983.45

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Solution

The fourth proportional to 611,613.98, 844,037.72 and 335,983.45 is: 463,662.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,613.98 : 844,037.72 = 335,983.45 : x
  2. Step 2: Convert to fraction form
    611,613.98/844,037.72 = 335,983.45/x
  3. Step 3: Cross multiply
    611,613.98x = 844,037.72 × 335,983.45
  4. Step 4: Simplify right side
    611,613.98x = 283,582,699,195.63
  5. Step 5: Solve for x
    x = 283,582,699,195.63/611,613.98
  6. Step 6: Final answer
    x = 463,662.88

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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.