Home / 330,202.32-455,653.40-194,241.39

Finding the Fourth Proportional to 330,202.32, 455,653.40 and 194,241.39

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Solution

The fourth proportional to 330,202.32, 455,653.40 and 194,241.39 is: 268,037.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,202.32 : 455,653.40 = 194,241.39 : x
  2. Step 2: Convert to fraction form
    330,202.32/455,653.40 = 194,241.39/x
  3. Step 3: Cross multiply
    330,202.32x = 455,653.40 × 194,241.39
  4. Step 4: Simplify right side
    330,202.32x = 88,506,748,803.02
  5. Step 5: Solve for x
    x = 88,506,748,803.02/330,202.32
  6. Step 6: Final answer
    x = 268,037.94

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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.