Home / 927,914.08-1,280,460.80-545,867.04

Finding the Fourth Proportional to 927,914.08, 1,280,460.80 and 545,867.04

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Solution

The fourth proportional to 927,914.08, 1,280,460.80 and 545,867.04 is: 753,260.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,914.08 : 1,280,460.80 = 545,867.04 : x
  2. Step 2: Convert to fraction form
    927,914.08/1,280,460.80 = 545,867.04/x
  3. Step 3: Cross multiply
    927,914.08x = 1,280,460.80 × 545,867.04
  4. Step 4: Simplify right side
    927,914.08x = 698,961,346,732.03
  5. Step 5: Solve for x
    x = 698,961,346,732.03/927,914.08
  6. Step 6: Final answer
    x = 753,260.85

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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.