Home / 757,879.24-1,045,624.98-540,122.22

Finding the Fourth Proportional to 757,879.24, 1,045,624.98 and 540,122.22

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Solution

The fourth proportional to 757,879.24, 1,045,624.98 and 540,122.22 is: 745,191.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,879.24 : 1,045,624.98 = 540,122.22 : x
  2. Step 2: Convert to fraction form
    757,879.24/1,045,624.98 = 540,122.22/x
  3. Step 3: Cross multiply
    757,879.24x = 1,045,624.98 × 540,122.22
  4. Step 4: Simplify right side
    757,879.24x = 564,765,280,012.41
  5. Step 5: Solve for x
    x = 564,765,280,012.41/757,879.24
  6. Step 6: Final answer
    x = 745,191.65

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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.