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Finding the Fourth Proportional to 549,203.67, 758,253.45 and 377,066.10

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Solution

The fourth proportional to 549,203.67, 758,253.45 and 377,066.10 is: 520,593.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,203.67 : 758,253.45 = 377,066.10 : x
  2. Step 2: Convert to fraction form
    549,203.67/758,253.45 = 377,066.10/x
  3. Step 3: Cross multiply
    549,203.67x = 758,253.45 × 377,066.10
  4. Step 4: Simplify right side
    549,203.67x = 285,911,671,203.05
  5. Step 5: Solve for x
    x = 285,911,671,203.05/549,203.67
  6. Step 6: Final answer
    x = 520,593.15

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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.