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Finding the Fourth Proportional to 341,054.52, 470,655.20 and 190,151.52

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Solution

The fourth proportional to 341,054.52, 470,655.20 and 190,151.52 is: 262,409.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,054.52 : 470,655.20 = 190,151.52 : x
  2. Step 2: Convert to fraction form
    341,054.52/470,655.20 = 190,151.52/x
  3. Step 3: Cross multiply
    341,054.52x = 470,655.20 × 190,151.52
  4. Step 4: Simplify right side
    341,054.52x = 89,495,801,675.90
  5. Step 5: Solve for x
    x = 89,495,801,675.90/341,054.52
  6. Step 6: Final answer
    x = 262,409.08

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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.