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Finding the Fourth Proportional to 377,614.90, 567,078.45 and 365,805.10

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Solution

The fourth proportional to 377,614.90, 567,078.45 and 365,805.10 is: 549,343.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,614.90 : 567,078.45 = 365,805.10 : x
  2. Step 2: Convert to fraction form
    377,614.90/567,078.45 = 365,805.10/x
  3. Step 3: Cross multiply
    377,614.90x = 567,078.45 × 365,805.10
  4. Step 4: Simplify right side
    377,614.90x = 207,440,189,110.10
  5. Step 5: Solve for x
    x = 207,440,189,110.10/377,614.90
  6. Step 6: Final answer
    x = 549,343.23

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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.