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Finding the Fourth Proportional to 539,501.90, 809,176.05 and 184,532.30

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Solution

The fourth proportional to 539,501.90, 809,176.05 and 184,532.30 is: 276,772.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,501.90 : 809,176.05 = 184,532.30 : x
  2. Step 2: Convert to fraction form
    539,501.90/809,176.05 = 184,532.30/x
  3. Step 3: Cross multiply
    539,501.90x = 809,176.05 × 184,532.30
  4. Step 4: Simplify right side
    539,501.90x = 149,319,117,611.42
  5. Step 5: Solve for x
    x = 149,319,117,611.42/539,501.90
  6. Step 6: Final answer
    x = 276,772.18

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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.