Home / 481,646.48-664,420.14-297,826.28

Finding the Fourth Proportional to 481,646.48, 664,420.14 and 297,826.28

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Solution

The fourth proportional to 481,646.48, 664,420.14 and 297,826.28 is: 410,844.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,646.48 : 664,420.14 = 297,826.28 : x
  2. Step 2: Convert to fraction form
    481,646.48/664,420.14 = 297,826.28/x
  3. Step 3: Cross multiply
    481,646.48x = 664,420.14 × 297,826.28
  4. Step 4: Simplify right side
    481,646.48x = 197,881,778,653.28
  5. Step 5: Solve for x
    x = 197,881,778,653.28/481,646.48
  6. Step 6: Final answer
    x = 410,844.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.