Home / 476,340.53-657,347.33-261,484.25

Finding the Fourth Proportional to 476,340.53, 657,347.33 and 261,484.25

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Solution

The fourth proportional to 476,340.53, 657,347.33 and 261,484.25 is: 360,846.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,340.53 : 657,347.33 = 261,484.25 : x
  2. Step 2: Convert to fraction form
    476,340.53/657,347.33 = 261,484.25/x
  3. Step 3: Cross multiply
    476,340.53x = 657,347.33 × 261,484.25
  4. Step 4: Simplify right side
    476,340.53x = 171,885,970,287.82
  5. Step 5: Solve for x
    x = 171,885,970,287.82/476,340.53
  6. Step 6: Final answer
    x = 360,846.83

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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.