Home / 521,034-719,026.92-294,674.64

Finding the Fourth Proportional to 521,034, 719,026.92 and 294,674.64

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Solution

The fourth proportional to 521,034, 719,026.92 and 294,674.64 is: 406,651.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    521,034 : 719,026.92 = 294,674.64 : x
  2. Step 2: Convert to fraction form
    521,034/719,026.92 = 294,674.64/x
  3. Step 3: Cross multiply
    521,034x = 719,026.92 × 294,674.64
  4. Step 4: Simplify right side
    521,034x = 211,878,998,801.31
  5. Step 5: Solve for x
    x = 211,878,998,801.31/521,034
  6. Step 6: Final answer
    x = 406,651.00

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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.