Home / 450,177.04-621,218.86-246,187.45

Finding the Fourth Proportional to 450,177.04, 621,218.86 and 246,187.45

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Solution

The fourth proportional to 450,177.04, 621,218.86 and 246,187.45 is: 339,724.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,177.04 : 621,218.86 = 246,187.45 : x
  2. Step 2: Convert to fraction form
    450,177.04/621,218.86 = 246,187.45/x
  3. Step 3: Cross multiply
    450,177.04x = 621,218.86 × 246,187.45
  4. Step 4: Simplify right side
    450,177.04x = 152,936,287,035.31
  5. Step 5: Solve for x
    x = 152,936,287,035.31/450,177.04
  6. Step 6: Final answer
    x = 339,724.76

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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.