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Finding the Fourth Proportional to 507,029.16, 699,700.45 and 277,601.32

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Solution

The fourth proportional to 507,029.16, 699,700.45 and 277,601.32 is: 383,089.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,029.16 : 699,700.45 = 277,601.32 : x
  2. Step 2: Convert to fraction form
    507,029.16/699,700.45 = 277,601.32/x
  3. Step 3: Cross multiply
    507,029.16x = 699,700.45 × 277,601.32
  4. Step 4: Simplify right side
    507,029.16x = 194,237,766,081.34
  5. Step 5: Solve for x
    x = 194,237,766,081.34/507,029.16
  6. Step 6: Final answer
    x = 383,089.93

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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.