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Finding the Fourth Proportional to 507,392.11, 700,176.10 and 277,950.39

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Solution

The fourth proportional to 507,392.11, 700,176.10 and 277,950.39 is: 383,557.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,392.11 : 700,176.10 = 277,950.39 : x
  2. Step 2: Convert to fraction form
    507,392.11/700,176.10 = 277,950.39/x
  3. Step 3: Cross multiply
    507,392.11x = 700,176.10 × 277,950.39
  4. Step 4: Simplify right side
    507,392.11x = 194,614,220,063.68
  5. Step 5: Solve for x
    x = 194,614,220,063.68/507,392.11
  6. Step 6: Final answer
    x = 383,557.84

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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.