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Finding the Fourth Proportional to 540,184.80, 810,277.20 and 146,200.80

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Solution

The fourth proportional to 540,184.80, 810,277.20 and 146,200.80 is: 219,301.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,184.80 : 810,277.20 = 146,200.80 : x
  2. Step 2: Convert to fraction form
    540,184.80/810,277.20 = 146,200.80/x
  3. Step 3: Cross multiply
    540,184.80x = 810,277.20 × 146,200.80
  4. Step 4: Simplify right side
    540,184.80x = 118,463,174,861.76
  5. Step 5: Solve for x
    x = 118,463,174,861.76/540,184.80
  6. Step 6: Final answer
    x = 219,301.20

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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.