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Finding the Fourth Proportional to 277,773.37, 383,325.45 and 156,953.77

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Solution

The fourth proportional to 277,773.37, 383,325.45 and 156,953.77 is: 216,595.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,773.37 : 383,325.45 = 156,953.77 : x
  2. Step 2: Convert to fraction form
    277,773.37/383,325.45 = 156,953.77/x
  3. Step 3: Cross multiply
    277,773.37x = 383,325.45 × 156,953.77
  4. Step 4: Simplify right side
    277,773.37x = 60,164,374,514.45
  5. Step 5: Solve for x
    x = 60,164,374,514.45/277,773.37
  6. Step 6: Final answer
    x = 216,595.19

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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.