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Finding the Fourth Proportional to 351,166.68, 484,606.56 and 190,018.32

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Solution

The fourth proportional to 351,166.68, 484,606.56 and 190,018.32 is: 262,223.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,166.68 : 484,606.56 = 190,018.32 : x
  2. Step 2: Convert to fraction form
    351,166.68/484,606.56 = 190,018.32/x
  3. Step 3: Cross multiply
    351,166.68x = 484,606.56 × 190,018.32
  4. Step 4: Simplify right side
    351,166.68x = 92,084,124,392.18
  5. Step 5: Solve for x
    x = 92,084,124,392.18/351,166.68
  6. Step 6: Final answer
    x = 262,223.41

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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.