Home / 556,376.20-834,564.30-335,192.20

Finding the Fourth Proportional to 556,376.20, 834,564.30 and 335,192.20

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Solution

The fourth proportional to 556,376.20, 834,564.30 and 335,192.20 is: 502,788.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,376.20 : 834,564.30 = 335,192.20 : x
  2. Step 2: Convert to fraction form
    556,376.20/834,564.30 = 335,192.20/x
  3. Step 3: Cross multiply
    556,376.20x = 834,564.30 × 335,192.20
  4. Step 4: Simplify right side
    556,376.20x = 279,739,443,758.46
  5. Step 5: Solve for x
    x = 279,739,443,758.46/556,376.20
  6. Step 6: Final answer
    x = 502,788.30

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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.