Home / 476,244.96-657,170.16-285,253.44

Finding the Fourth Proportional to 476,244.96, 657,170.16 and 285,253.44

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Solution

The fourth proportional to 476,244.96, 657,170.16 and 285,253.44 is: 393,621.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,244.96 : 657,170.16 = 285,253.44 : x
  2. Step 2: Convert to fraction form
    476,244.96/657,170.16 = 285,253.44/x
  3. Step 3: Cross multiply
    476,244.96x = 657,170.16 × 285,253.44
  4. Step 4: Simplify right side
    476,244.96x = 187,460,048,805.35
  5. Step 5: Solve for x
    x = 187,460,048,805.35/476,244.96
  6. Step 6: Final answer
    x = 393,621.07

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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.