Home / 722,055.74-996,541.85-416,072.57

Finding the Fourth Proportional to 722,055.74, 996,541.85 and 416,072.57

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Solution

The fourth proportional to 722,055.74, 996,541.85 and 416,072.57 is: 574,240.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,055.74 : 996,541.85 = 416,072.57 : x
  2. Step 2: Convert to fraction form
    722,055.74/996,541.85 = 416,072.57/x
  3. Step 3: Cross multiply
    722,055.74x = 996,541.85 × 416,072.57
  4. Step 4: Simplify right side
    722,055.74x = 414,633,724,699.53
  5. Step 5: Solve for x
    x = 414,633,724,699.53/722,055.74
  6. Step 6: Final answer
    x = 574,240.61

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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.