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Finding the Fourth Proportional to 549,200.64, 757,506 and 504,024.48

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Solution

The fourth proportional to 549,200.64, 757,506 and 504,024.48 is: 695,195.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,200.64 : 757,506 = 504,024.48 : x
  2. Step 2: Convert to fraction form
    549,200.64/757,506 = 504,024.48/x
  3. Step 3: Cross multiply
    549,200.64x = 757,506 × 504,024.48
  4. Step 4: Simplify right side
    549,200.64x = 381,801,567,746.88
  5. Step 5: Solve for x
    x = 381,801,567,746.88/549,200.64
  6. Step 6: Final answer
    x = 695,195.05

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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.