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Finding the Fourth Proportional to 700,906,666.68, 967,549,034.82 and 436,719,187.26

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Solution

The fourth proportional to 700,906,666.68, 967,549,034.82 and 436,719,187.26 is: 602,858,052.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,906,666.68 : 967,549,034.82 = 436,719,187.26 : x
  2. Step 2: Convert to fraction form
    700,906,666.68/967,549,034.82 = 436,719,187.26/x
  3. Step 3: Cross multiply
    700,906,666.68x = 967,549,034.82 × 436,719,187.26
  4. Step 4: Simplify right side
    700,906,666.68x = 422,547,228,120,787,840
  5. Step 5: Solve for x
    x = 422,547,228,120,787,840/700,906,666.68
  6. Step 6: Final answer
    x = 602,858,052.59

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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.