Home / 845,901.81-1,167,342.15-483,438.15

Finding the Fourth Proportional to 845,901.81, 1,167,342.15 and 483,438.15

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Solution

The fourth proportional to 845,901.81, 1,167,342.15 and 483,438.15 is: 667,143.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,901.81 : 1,167,342.15 = 483,438.15 : x
  2. Step 2: Convert to fraction form
    845,901.81/1,167,342.15 = 483,438.15/x
  3. Step 3: Cross multiply
    845,901.81x = 1,167,342.15 × 483,438.15
  4. Step 4: Simplify right side
    845,901.81x = 564,337,729,413.02
  5. Step 5: Solve for x
    x = 564,337,729,413.02/845,901.81
  6. Step 6: Final answer
    x = 667,143.31

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Double scale
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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.