Home / 681,746.10-941,699.97-553,165.08

Finding the Fourth Proportional to 681,746.10, 941,699.97 and 553,165.08

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Solution

The fourth proportional to 681,746.10, 941,699.97 and 553,165.08 is: 764,090.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,746.10 : 941,699.97 = 553,165.08 : x
  2. Step 2: Convert to fraction form
    681,746.10/941,699.97 = 553,165.08/x
  3. Step 3: Cross multiply
    681,746.10x = 941,699.97 × 553,165.08
  4. Step 4: Simplify right side
    681,746.10x = 520,915,539,241.05
  5. Step 5: Solve for x
    x = 520,915,539,241.05/681,746.10
  6. Step 6: Final answer
    x = 764,090.24

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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.