Home / 508,511.24-762,890.18-153,504.04

Finding the Fourth Proportional to 508,511.24, 762,890.18 and 153,504.04

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Solution

The fourth proportional to 508,511.24, 762,890.18 and 153,504.04 is: 230,293.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,511.24 : 762,890.18 = 153,504.04 : x
  2. Step 2: Convert to fraction form
    508,511.24/762,890.18 = 153,504.04/x
  3. Step 3: Cross multiply
    508,511.24x = 762,890.18 × 153,504.04
  4. Step 4: Simplify right side
    508,511.24x = 117,106,724,706.33
  5. Step 5: Solve for x
    x = 117,106,724,706.33/508,511.24
  6. Step 6: Final answer
    x = 230,293.29

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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.