Home / 804,555.67-1,206,981.06-383,831.50

Finding the Fourth Proportional to 804,555.67, 1,206,981.06 and 383,831.50

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Solution

The fourth proportional to 804,555.67, 1,206,981.06 and 383,831.50 is: 575,817.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,555.67 : 1,206,981.06 = 383,831.50 : x
  2. Step 2: Convert to fraction form
    804,555.67/1,206,981.06 = 383,831.50/x
  3. Step 3: Cross multiply
    804,555.67x = 1,206,981.06 × 383,831.50
  4. Step 4: Simplify right side
    804,555.67x = 463,277,350,731.39
  5. Step 5: Solve for x
    x = 463,277,350,731.39/804,555.67
  6. Step 6: Final answer
    x = 575,817.64

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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.