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Finding the Fourth Proportional to 446,732.69, 616,492.49 and 255,747.51

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Solution

The fourth proportional to 446,732.69, 616,492.49 and 255,747.51 is: 352,932.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,732.69 : 616,492.49 = 255,747.51 : x
  2. Step 2: Convert to fraction form
    446,732.69/616,492.49 = 255,747.51/x
  3. Step 3: Cross multiply
    446,732.69x = 616,492.49 × 255,747.51
  4. Step 4: Simplify right side
    446,732.69x = 157,666,417,972.46
  5. Step 5: Solve for x
    x = 157,666,417,972.46/446,732.69
  6. Step 6: Final answer
    x = 352,932.35

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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.