Home / 544,056.20-816,084.30-189,106.10

Finding the Fourth Proportional to 544,056.20, 816,084.30 and 189,106.10

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Solution

The fourth proportional to 544,056.20, 816,084.30 and 189,106.10 is: 283,659.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,056.20 : 816,084.30 = 189,106.10 : x
  2. Step 2: Convert to fraction form
    544,056.20/816,084.30 = 189,106.10/x
  3. Step 3: Cross multiply
    544,056.20x = 816,084.30 × 189,106.10
  4. Step 4: Simplify right side
    544,056.20x = 154,326,519,244.23
  5. Step 5: Solve for x
    x = 154,326,519,244.23/544,056.20
  6. Step 6: Final answer
    x = 283,659.15

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.