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Finding the Fourth Proportional to 366,261.48, 549,673.56 and 163,920.24

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Solution

The fourth proportional to 366,261.48, 549,673.56 and 163,920.24 is: 246,006.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,261.48 : 549,673.56 = 163,920.24 : x
  2. Step 2: Convert to fraction form
    366,261.48/549,673.56 = 163,920.24/x
  3. Step 3: Cross multiply
    366,261.48x = 549,673.56 × 163,920.24
  4. Step 4: Simplify right side
    366,261.48x = 90,102,621,876.85
  5. Step 5: Solve for x
    x = 90,102,621,876.85/366,261.48
  6. Step 6: Final answer
    x = 246,006.27

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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.