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Finding the Fourth Proportional to 397,883.04, 549,077.04 and 216,605.04

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Solution

The fourth proportional to 397,883.04, 549,077.04 and 216,605.04 is: 298,914.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,883.04 : 549,077.04 = 216,605.04 : x
  2. Step 2: Convert to fraction form
    397,883.04/549,077.04 = 216,605.04/x
  3. Step 3: Cross multiply
    397,883.04x = 549,077.04 × 216,605.04
  4. Step 4: Simplify right side
    397,883.04x = 118,932,854,212.28
  5. Step 5: Solve for x
    x = 118,932,854,212.28/397,883.04
  6. Step 6: Final answer
    x = 298,914.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.