Home / 484,336.81-668,416.74-269,477.32

Finding the Fourth Proportional to 484,336.81, 668,416.74 and 269,477.32

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Solution

The fourth proportional to 484,336.81, 668,416.74 and 269,477.32 is: 371,896.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,336.81 : 668,416.74 = 269,477.32 : x
  2. Step 2: Convert to fraction form
    484,336.81/668,416.74 = 269,477.32/x
  3. Step 3: Cross multiply
    484,336.81x = 668,416.74 × 269,477.32
  4. Step 4: Simplify right side
    484,336.81x = 180,123,151,738.34
  5. Step 5: Solve for x
    x = 180,123,151,738.34/484,336.81
  6. Step 6: Final answer
    x = 371,896.47

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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.