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Finding the Fourth Proportional to 507,033.95, 699,706.95 and 277,605.80

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Solution

The fourth proportional to 507,033.95, 699,706.95 and 277,605.80 is: 383,096.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,033.95 : 699,706.95 = 277,605.80 : x
  2. Step 2: Convert to fraction form
    507,033.95/699,706.95 = 277,605.80/x
  3. Step 3: Cross multiply
    507,033.95x = 699,706.95 × 277,605.80
  4. Step 4: Simplify right side
    507,033.95x = 194,242,704,121.78
  5. Step 5: Solve for x
    x = 194,242,704,121.78/507,033.95
  6. Step 6: Final answer
    x = 383,096.05

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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.