Home / 681,953.25-941,095.55-380,147.25

Finding the Fourth Proportional to 681,953.25, 941,095.55 and 380,147.25

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Solution

The fourth proportional to 681,953.25, 941,095.55 and 380,147.25 is: 524,603.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,953.25 : 941,095.55 = 380,147.25 : x
  2. Step 2: Convert to fraction form
    681,953.25/941,095.55 = 380,147.25/x
  3. Step 3: Cross multiply
    681,953.25x = 941,095.55 × 380,147.25
  4. Step 4: Simplify right side
    681,953.25x = 357,754,883,419.00
  5. Step 5: Solve for x
    x = 357,754,883,419.00/681,953.25
  6. Step 6: Final answer
    x = 524,603.24

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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.