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Finding the Fourth Proportional to 407,268.68, 562,030.62 and 237,470

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Solution

The fourth proportional to 407,268.68, 562,030.62 and 237,470 is: 327,708.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,268.68 : 562,030.62 = 237,470 : x
  2. Step 2: Convert to fraction form
    407,268.68/562,030.62 = 237,470/x
  3. Step 3: Cross multiply
    407,268.68x = 562,030.62 × 237,470
  4. Step 4: Simplify right side
    407,268.68x = 133,465,411,331.40
  5. Step 5: Solve for x
    x = 133,465,411,331.40/407,268.68
  6. Step 6: Final answer
    x = 327,708.51

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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.