Home / 703,857.08-971,327.75-381,572.25

Finding the Fourth Proportional to 703,857.08, 971,327.75 and 381,572.25

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Solution

The fourth proportional to 703,857.08, 971,327.75 and 381,572.25 is: 526,572.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,857.08 : 971,327.75 = 381,572.25 : x
  2. Step 2: Convert to fraction form
    703,857.08/971,327.75 = 381,572.25/x
  3. Step 3: Cross multiply
    703,857.08x = 971,327.75 × 381,572.25
  4. Step 4: Simplify right side
    703,857.08x = 370,631,713,147.08
  5. Step 5: Solve for x
    x = 370,631,713,147.08/703,857.08
  6. Step 6: Final answer
    x = 526,572.41

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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.