Home / 450,582.60-621,794.70-246,628.56

Finding the Fourth Proportional to 450,582.60, 621,794.70 and 246,628.56

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Solution

The fourth proportional to 450,582.60, 621,794.70 and 246,628.56 is: 340,342.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,582.60 : 621,794.70 = 246,628.56 : x
  2. Step 2: Convert to fraction form
    450,582.60/621,794.70 = 246,628.56/x
  3. Step 3: Cross multiply
    450,582.60x = 621,794.70 × 246,628.56
  4. Step 4: Simplify right side
    450,582.60x = 153,352,331,476.63
  5. Step 5: Solve for x
    x = 153,352,331,476.63/450,582.60
  6. Step 6: Final answer
    x = 340,342.33

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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.