Home / 446,920.92-616,763.02-242,985.56

Finding the Fourth Proportional to 446,920.92, 616,763.02 and 242,985.56

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Solution

The fourth proportional to 446,920.92, 616,763.02 and 242,985.56 is: 335,326.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,920.92 : 616,763.02 = 242,985.56 : x
  2. Step 2: Convert to fraction form
    446,920.92/616,763.02 = 242,985.56/x
  3. Step 3: Cross multiply
    446,920.92x = 616,763.02 × 242,985.56
  4. Step 4: Simplify right side
    446,920.92x = 149,864,507,801.99
  5. Step 5: Solve for x
    x = 149,864,507,801.99/446,920.92
  6. Step 6: Final answer
    x = 335,326.68

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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.