Home / 859,831.70-1,288,192.35-701,201.30

Finding the Fourth Proportional to 859,831.70, 1,288,192.35 and 701,201.30

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Solution

The fourth proportional to 859,831.70, 1,288,192.35 and 701,201.30 is: 1,050,533.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,831.70 : 1,288,192.35 = 701,201.30 : x
  2. Step 2: Convert to fraction form
    859,831.70/1,288,192.35 = 701,201.30/x
  3. Step 3: Cross multiply
    859,831.70x = 1,288,192.35 × 701,201.30
  4. Step 4: Simplify right side
    859,831.70x = 903,282,150,470.06
  5. Step 5: Solve for x
    x = 903,282,150,470.06/859,831.70
  6. Step 6: Final answer
    x = 1,050,533.67

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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.