Home / 926,518.67-1,278,608.83-533,834.61

Finding the Fourth Proportional to 926,518.67, 1,278,608.83 and 533,834.61

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Solution

The fourth proportional to 926,518.67, 1,278,608.83 and 533,834.61 is: 736,699.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,518.67 : 1,278,608.83 = 533,834.61 : x
  2. Step 2: Convert to fraction form
    926,518.67/1,278,608.83 = 533,834.61/x
  3. Step 3: Cross multiply
    926,518.67x = 1,278,608.83 × 533,834.61
  4. Step 4: Simplify right side
    926,518.67x = 682,565,646,105.61
  5. Step 5: Solve for x
    x = 682,565,646,105.61/926,518.67
  6. Step 6: Final answer
    x = 736,699.29

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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.