Home / 476,083.06-657,177.48-323,189.59

Finding the Fourth Proportional to 476,083.06, 657,177.48 and 323,189.59

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Solution

The fourth proportional to 476,083.06, 657,177.48 and 323,189.59 is: 446,125.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,083.06 : 657,177.48 = 323,189.59 : x
  2. Step 2: Convert to fraction form
    476,083.06/657,177.48 = 323,189.59/x
  3. Step 3: Cross multiply
    476,083.06x = 657,177.48 × 323,189.59
  4. Step 4: Simplify right side
    476,083.06x = 212,392,920,318.43
  5. Step 5: Solve for x
    x = 212,392,920,318.43/476,083.06
  6. Step 6: Final answer
    x = 446,125.77

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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.