Home / 492,466.16-738,539.28-188,844.36

Finding the Fourth Proportional to 492,466.16, 738,539.28 and 188,844.36

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Solution

The fourth proportional to 492,466.16, 738,539.28 and 188,844.36 is: 283,205.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,466.16 : 738,539.28 = 188,844.36 : x
  2. Step 2: Convert to fraction form
    492,466.16/738,539.28 = 188,844.36/x
  3. Step 3: Cross multiply
    492,466.16x = 738,539.28 × 188,844.36
  4. Step 4: Simplify right side
    492,466.16x = 139,468,977,666.46
  5. Step 5: Solve for x
    x = 139,468,977,666.46/492,466.16
  6. Step 6: Final answer
    x = 283,205.20

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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.