Home / 586,056.20-879,084.30-192,072.20

Finding the Fourth Proportional to 586,056.20, 879,084.30 and 192,072.20

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Solution

The fourth proportional to 586,056.20, 879,084.30 and 192,072.20 is: 288,108.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,056.20 : 879,084.30 = 192,072.20 : x
  2. Step 2: Convert to fraction form
    586,056.20/879,084.30 = 192,072.20/x
  3. Step 3: Cross multiply
    586,056.20x = 879,084.30 × 192,072.20
  4. Step 4: Simplify right side
    586,056.20x = 168,847,655,486.46
  5. Step 5: Solve for x
    x = 168,847,655,486.46/586,056.20
  6. Step 6: Final answer
    x = 288,108.30

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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.