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Finding the Fourth Proportional to 446,406.04, 616,146.51 and 255,529.54

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Solution

The fourth proportional to 446,406.04, 616,146.51 and 255,529.54 is: 352,691.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,406.04 : 616,146.51 = 255,529.54 : x
  2. Step 2: Convert to fraction form
    446,406.04/616,146.51 = 255,529.54/x
  3. Step 3: Cross multiply
    446,406.04x = 616,146.51 × 255,529.54
  4. Step 4: Simplify right side
    446,406.04x = 157,443,634,272.91
  5. Step 5: Solve for x
    x = 157,443,634,272.91/446,406.04
  6. Step 6: Final answer
    x = 352,691.54

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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.