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Finding the Fourth Proportional to 555,650.58, 766,800.15 and 301,001.77

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Solution

The fourth proportional to 555,650.58, 766,800.15 and 301,001.77 is: 415,383.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,650.58 : 766,800.15 = 301,001.77 : x
  2. Step 2: Convert to fraction form
    555,650.58/766,800.15 = 301,001.77/x
  3. Step 3: Cross multiply
    555,650.58x = 766,800.15 × 301,001.77
  4. Step 4: Simplify right side
    555,650.58x = 230,808,202,386.27
  5. Step 5: Solve for x
    x = 230,808,202,386.27/555,650.58
  6. Step 6: Final answer
    x = 415,383.72

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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.