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Finding the Fourth Proportional to 377,001.20, 565,501.80 and 335,666.90

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Solution

The fourth proportional to 377,001.20, 565,501.80 and 335,666.90 is: 503,500.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,001.20 : 565,501.80 = 335,666.90 : x
  2. Step 2: Convert to fraction form
    377,001.20/565,501.80 = 335,666.90/x
  3. Step 3: Cross multiply
    377,001.20x = 565,501.80 × 335,666.90
  4. Step 4: Simplify right side
    377,001.20x = 189,820,236,150.42
  5. Step 5: Solve for x
    x = 189,820,236,150.42/377,001.20
  6. Step 6: Final answer
    x = 503,500.35

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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.