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Finding the Fourth Proportional to 366,003.40, 549,005.10 and 352,006.60

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Solution

The fourth proportional to 366,003.40, 549,005.10 and 352,006.60 is: 528,009.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,003.40 : 549,005.10 = 352,006.60 : x
  2. Step 2: Convert to fraction form
    366,003.40/549,005.10 = 352,006.60/x
  3. Step 3: Cross multiply
    366,003.40x = 549,005.10 × 352,006.60
  4. Step 4: Simplify right side
    366,003.40x = 193,253,418,633.66
  5. Step 5: Solve for x
    x = 193,253,418,633.66/366,003.40
  6. Step 6: Final answer
    x = 528,009.90

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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.