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Finding the Fourth Proportional to 364,584.30, 546,876.45 and 127,950.90

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Solution

The fourth proportional to 364,584.30, 546,876.45 and 127,950.90 is: 191,926.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,584.30 : 546,876.45 = 127,950.90 : x
  2. Step 2: Convert to fraction form
    364,584.30/546,876.45 = 127,950.90/x
  3. Step 3: Cross multiply
    364,584.30x = 546,876.45 × 127,950.90
  4. Step 4: Simplify right side
    364,584.30x = 69,973,333,966.31
  5. Step 5: Solve for x
    x = 69,973,333,966.31/364,584.30
  6. Step 6: Final answer
    x = 191,926.35

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Similar ratio
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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.