Home / 619,561.92-928,968.96-277,943.07

Finding the Fourth Proportional to 619,561.92, 928,968.96 and 277,943.07

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Solution

The fourth proportional to 619,561.92, 928,968.96 and 277,943.07 is: 416,746.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,561.92 : 928,968.96 = 277,943.07 : x
  2. Step 2: Convert to fraction form
    619,561.92/928,968.96 = 277,943.07/x
  3. Step 3: Cross multiply
    619,561.92x = 928,968.96 × 277,943.07
  4. Step 4: Simplify right side
    619,561.92x = 258,200,484,677.11
  5. Step 5: Solve for x
    x = 258,200,484,677.11/619,561.92
  6. Step 6: Final answer
    x = 416,746.86

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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.