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Finding the Fourth Proportional to 366,973.30, 550,459.95 and 100,774.90

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Solution

The fourth proportional to 366,973.30, 550,459.95 and 100,774.90 is: 151,162.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,973.30 : 550,459.95 = 100,774.90 : x
  2. Step 2: Convert to fraction form
    366,973.30/550,459.95 = 100,774.90/x
  3. Step 3: Cross multiply
    366,973.30x = 550,459.95 × 100,774.90
  4. Step 4: Simplify right side
    366,973.30x = 55,472,546,415.26
  5. Step 5: Solve for x
    x = 55,472,546,415.26/366,973.30
  6. Step 6: Final answer
    x = 151,162.35

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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.