Home / 895,821.28-1,236,233.34-493,413.28

Finding the Fourth Proportional to 895,821.28, 1,236,233.34 and 493,413.28

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Solution

The fourth proportional to 895,821.28, 1,236,233.34 and 493,413.28 is: 680,910.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,821.28 : 1,236,233.34 = 493,413.28 : x
  2. Step 2: Convert to fraction form
    895,821.28/1,236,233.34 = 493,413.28/x
  3. Step 3: Cross multiply
    895,821.28x = 1,236,233.34 × 493,413.28
  4. Step 4: Simplify right side
    895,821.28x = 609,973,947,134.76
  5. Step 5: Solve for x
    x = 609,973,947,134.76/895,821.28
  6. Step 6: Final answer
    x = 680,910.31

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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.