Home / 641,200.20-960,533.10-562,403.40

Finding the Fourth Proportional to 641,200.20, 960,533.10 and 562,403.40

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Solution

The fourth proportional to 641,200.20, 960,533.10 and 562,403.40 is: 842,493.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,200.20 : 960,533.10 = 562,403.40 : x
  2. Step 2: Convert to fraction form
    641,200.20/960,533.10 = 562,403.40/x
  3. Step 3: Cross multiply
    641,200.20x = 960,533.10 × 562,403.40
  4. Step 4: Simplify right side
    641,200.20x = 540,207,081,252.54
  5. Step 5: Solve for x
    x = 540,207,081,252.54/641,200.20
  6. Step 6: Final answer
    x = 842,493.63

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1.5x scale

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.