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Finding the Fourth Proportional to 317,055.24, 475,444.62 and 119,925

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Solution

The fourth proportional to 317,055.24, 475,444.62 and 119,925 is: 179,835.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,055.24 : 475,444.62 = 119,925 : x
  2. Step 2: Convert to fraction form
    317,055.24/475,444.62 = 119,925/x
  3. Step 3: Cross multiply
    317,055.24x = 475,444.62 × 119,925
  4. Step 4: Simplify right side
    317,055.24x = 57,017,696,053.50
  5. Step 5: Solve for x
    x = 57,017,696,053.50/317,055.24
  6. Step 6: Final answer
    x = 179,835.21

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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.