Home / 863,092.67-1,191,132.74-500,513.38

Finding the Fourth Proportional to 863,092.67, 1,191,132.74 and 500,513.38

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Solution

The fourth proportional to 863,092.67, 1,191,132.74 and 500,513.38 is: 690,746.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,092.67 : 1,191,132.74 = 500,513.38 : x
  2. Step 2: Convert to fraction form
    863,092.67/1,191,132.74 = 500,513.38/x
  3. Step 3: Cross multiply
    863,092.67x = 1,191,132.74 × 500,513.38
  4. Step 4: Simplify right side
    863,092.67x = 596,177,871,999.51
  5. Step 5: Solve for x
    x = 596,177,871,999.51/863,092.67
  6. Step 6: Final answer
    x = 690,746.08

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1.5x scale

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.