Home / 348,061.46-522,260.15-190,285.79

Finding the Fourth Proportional to 348,061.46, 522,260.15 and 190,285.79

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Solution

The fourth proportional to 348,061.46, 522,260.15 and 190,285.79 is: 285,520.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,061.46 : 522,260.15 = 190,285.79 : x
  2. Step 2: Convert to fraction form
    348,061.46/522,260.15 = 190,285.79/x
  3. Step 3: Cross multiply
    348,061.46x = 522,260.15 × 190,285.79
  4. Step 4: Simplify right side
    348,061.46x = 99,378,681,665.54
  5. Step 5: Solve for x
    x = 99,378,681,665.54/348,061.46
  6. Step 6: Final answer
    x = 285,520.50

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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.