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Finding the Fourth Proportional to 277,888.00, 383,480.40 and 157,026.68

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Solution

The fourth proportional to 277,888.00, 383,480.40 and 157,026.68 is: 216,693.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,888.00 : 383,480.40 = 157,026.68 : x
  2. Step 2: Convert to fraction form
    277,888.00/383,480.40 = 157,026.68/x
  3. Step 3: Cross multiply
    277,888.00x = 383,480.40 × 157,026.68
  4. Step 4: Simplify right side
    277,888.00x = 60,216,655,015.77
  5. Step 5: Solve for x
    x = 60,216,655,015.77/277,888.00
  6. Step 6: Final answer
    x = 216,693.98

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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.