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Finding the Fourth Proportional to 446,897.74, 616,716.30 and 253,341.97

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Solution

The fourth proportional to 446,897.74, 616,716.30 and 253,341.97 is: 349,610.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,897.74 : 616,716.30 = 253,341.97 : x
  2. Step 2: Convert to fraction form
    446,897.74/616,716.30 = 253,341.97/x
  3. Step 3: Cross multiply
    446,897.74x = 616,716.30 × 253,341.97
  4. Step 4: Simplify right side
    446,897.74x = 156,240,122,373.11
  5. Step 5: Solve for x
    x = 156,240,122,373.11/446,897.74
  6. Step 6: Final answer
    x = 349,610.46

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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.