Home / 893,412.86-1,233,197.08-571,988.66

Finding the Fourth Proportional to 893,412.86, 1,233,197.08 and 571,988.66

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Solution

The fourth proportional to 893,412.86, 1,233,197.08 and 571,988.66 is: 789,528.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,412.86 : 1,233,197.08 = 571,988.66 : x
  2. Step 2: Convert to fraction form
    893,412.86/1,233,197.08 = 571,988.66/x
  3. Step 3: Cross multiply
    893,412.86x = 1,233,197.08 × 571,988.66
  4. Step 4: Simplify right side
    893,412.86x = 705,374,745,305.11
  5. Step 5: Solve for x
    x = 705,374,745,305.11/893,412.86
  6. Step 6: Final answer
    x = 789,528.31

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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.