Home / 927,779.04-1,391,789.52-262,948.32

Finding the Fourth Proportional to 927,779.04, 1,391,789.52 and 262,948.32

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Solution

The fourth proportional to 927,779.04, 1,391,789.52 and 262,948.32 is: 394,456.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,779.04 : 1,391,789.52 = 262,948.32 : x
  2. Step 2: Convert to fraction form
    927,779.04/1,391,789.52 = 262,948.32/x
  3. Step 3: Cross multiply
    927,779.04x = 1,391,789.52 × 262,948.32
  4. Step 4: Simplify right side
    927,779.04x = 365,968,716,077.61
  5. Step 5: Solve for x
    x = 365,968,716,077.61/927,779.04
  6. Step 6: Final answer
    x = 394,456.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.