Home / 446,212.29-615,769.55-242,259.21

Finding the Fourth Proportional to 446,212.29, 615,769.55 and 242,259.21

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Solution

The fourth proportional to 446,212.29, 615,769.55 and 242,259.21 is: 334,315.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,212.29 : 615,769.55 = 242,259.21 : x
  2. Step 2: Convert to fraction form
    446,212.29/615,769.55 = 242,259.21/x
  3. Step 3: Cross multiply
    446,212.29x = 615,769.55 × 242,259.21
  4. Step 4: Simplify right side
    446,212.29x = 149,175,843,513.76
  5. Step 5: Solve for x
    x = 149,175,843,513.76/446,212.29
  6. Step 6: Final answer
    x = 334,315.86

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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.