Home / 734,100.73-1,013,105.55-411,831.70

Finding the Fourth Proportional to 734,100.73, 1,013,105.55 and 411,831.70

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Solution

The fourth proportional to 734,100.73, 1,013,105.55 and 411,831.70 is: 568,353.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,100.73 : 1,013,105.55 = 411,831.70 : x
  2. Step 2: Convert to fraction form
    734,100.73/1,013,105.55 = 411,831.70/x
  3. Step 3: Cross multiply
    734,100.73x = 1,013,105.55 × 411,831.70
  4. Step 4: Simplify right side
    734,100.73x = 417,228,980,935.94
  5. Step 5: Solve for x
    x = 417,228,980,935.94/734,100.73
  6. Step 6: Final answer
    x = 568,353.86

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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.