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Finding the Fourth Proportional to 277,514.70, 416,089.80 and 108,933.45

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Solution

The fourth proportional to 277,514.70, 416,089.80 and 108,933.45 is: 163,328.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,514.70 : 416,089.80 = 108,933.45 : x
  2. Step 2: Convert to fraction form
    277,514.70/416,089.80 = 108,933.45/x
  3. Step 3: Cross multiply
    277,514.70x = 416,089.80 × 108,933.45
  4. Step 4: Simplify right side
    277,514.70x = 45,326,097,423.81
  5. Step 5: Solve for x
    x = 45,326,097,423.81/277,514.70
  6. Step 6: Final answer
    x = 163,328.64

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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.