Home / 656,443.77-984,831.70-183,128.77

Finding the Fourth Proportional to 656,443.77, 984,831.70 and 183,128.77

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Solution

The fourth proportional to 656,443.77, 984,831.70 and 183,128.77 is: 274,739.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,443.77 : 984,831.70 = 183,128.77 : x
  2. Step 2: Convert to fraction form
    656,443.77/984,831.70 = 183,128.77/x
  3. Step 3: Cross multiply
    656,443.77x = 984,831.70 × 183,128.77
  4. Step 4: Simplify right side
    656,443.77x = 180,351,017,878.01
  5. Step 5: Solve for x
    x = 180,351,017,878.01/656,443.77
  6. Step 6: Final answer
    x = 274,739.48

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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.