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Finding the Fourth Proportional to 341,009.74, 470,582.66 and 188,054.38

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Solution

The fourth proportional to 341,009.74, 470,582.66 and 188,054.38 is: 259,509.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,009.74 : 470,582.66 = 188,054.38 : x
  2. Step 2: Convert to fraction form
    341,009.74/470,582.66 = 188,054.38/x
  3. Step 3: Cross multiply
    341,009.74x = 470,582.66 × 188,054.38
  4. Step 4: Simplify right side
    341,009.74x = 88,495,130,365.05
  5. Step 5: Solve for x
    x = 88,495,130,365.05/341,009.74
  6. Step 6: Final answer
    x = 259,509.10

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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.