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Finding the Fourth Proportional to 366,003.80, 549,005.70 and 188,856.80

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Solution

The fourth proportional to 366,003.80, 549,005.70 and 188,856.80 is: 283,285.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,003.80 : 549,005.70 = 188,856.80 : x
  2. Step 2: Convert to fraction form
    366,003.80/549,005.70 = 188,856.80/x
  3. Step 3: Cross multiply
    366,003.80x = 549,005.70 × 188,856.80
  4. Step 4: Simplify right side
    366,003.80x = 103,683,459,683.76
  5. Step 5: Solve for x
    x = 103,683,459,683.76/366,003.80
  6. Step 6: Final answer
    x = 283,285.20

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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.