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Finding the Fourth Proportional to 366,967.70, 549,795.45 and 310,543.10

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Solution

The fourth proportional to 366,967.70, 549,795.45 and 310,543.10 is: 465,259.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,967.70 : 549,795.45 = 310,543.10 : x
  2. Step 2: Convert to fraction form
    366,967.70/549,795.45 = 310,543.10/x
  3. Step 3: Cross multiply
    366,967.70x = 549,795.45 × 310,543.10
  4. Step 4: Simplify right side
    366,967.70x = 170,735,183,408.90
  5. Step 5: Solve for x
    x = 170,735,183,408.90/366,967.70
  6. Step 6: Final answer
    x = 465,259.43

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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.