Home / 556,926.76-835,382.85-136,206.28

Finding the Fourth Proportional to 556,926.76, 835,382.85 and 136,206.28

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Solution

The fourth proportional to 556,926.76, 835,382.85 and 136,206.28 is: 204,307.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,926.76 : 835,382.85 = 136,206.28 : x
  2. Step 2: Convert to fraction form
    556,926.76/835,382.85 = 136,206.28/x
  3. Step 3: Cross multiply
    556,926.76x = 835,382.85 × 136,206.28
  4. Step 4: Simplify right side
    556,926.76x = 113,784,390,374.30
  5. Step 5: Solve for x
    x = 113,784,390,374.30/556,926.76
  6. Step 6: Final answer
    x = 204,307.64

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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.