Home / 927,958.58-1,280,522.22-545,911.58

Finding the Fourth Proportional to 927,958.58, 1,280,522.22 and 545,911.58

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Solution

The fourth proportional to 927,958.58, 1,280,522.22 and 545,911.58 is: 753,322.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,958.58 : 1,280,522.22 = 545,911.58 : x
  2. Step 2: Convert to fraction form
    927,958.58/1,280,522.22 = 545,911.58/x
  3. Step 3: Cross multiply
    927,958.58x = 1,280,522.22 × 545,911.58
  4. Step 4: Simplify right side
    927,958.58x = 699,051,908,345.31
  5. Step 5: Solve for x
    x = 699,051,908,345.31/927,958.58
  6. Step 6: Final answer
    x = 753,322.32

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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.