Home / 461,943.40-692,915.10-262,186.60

Finding the Fourth Proportional to 461,943.40, 692,915.10 and 262,186.60

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Solution

The fourth proportional to 461,943.40, 692,915.10 and 262,186.60 is: 393,279.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,943.40 : 692,915.10 = 262,186.60 : x
  2. Step 2: Convert to fraction form
    461,943.40/692,915.10 = 262,186.60/x
  3. Step 3: Cross multiply
    461,943.40x = 692,915.10 × 262,186.60
  4. Step 4: Simplify right side
    461,943.40x = 181,673,054,157.66
  5. Step 5: Solve for x
    x = 181,673,054,157.66/461,943.40
  6. Step 6: Final answer
    x = 393,279.90

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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.