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Finding the Fourth Proportional to 884,066.70, 1,326,100.05 and 706,919.70

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Solution

The fourth proportional to 884,066.70, 1,326,100.05 and 706,919.70 is: 1,060,379.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,066.70 : 1,326,100.05 = 706,919.70 : x
  2. Step 2: Convert to fraction form
    884,066.70/1,326,100.05 = 706,919.70/x
  3. Step 3: Cross multiply
    884,066.70x = 1,326,100.05 × 706,919.70
  4. Step 4: Simplify right side
    884,066.70x = 937,446,249,515.99
  5. Step 5: Solve for x
    x = 937,446,249,515.99/884,066.70
  6. Step 6: Final answer
    x = 1,060,379.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.