Home / 700,642.82-1,051,295.93-416,894.15

Finding the Fourth Proportional to 700,642.82, 1,051,295.93 and 416,894.15

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Solution

The fourth proportional to 700,642.82, 1,051,295.93 and 416,894.15 is: 625,538.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,642.82 : 1,051,295.93 = 416,894.15 : x
  2. Step 2: Convert to fraction form
    700,642.82/1,051,295.93 = 416,894.15/x
  3. Step 3: Cross multiply
    700,642.82x = 1,051,295.93 × 416,894.15
  4. Step 4: Simplify right side
    700,642.82x = 438,279,115,794.86
  5. Step 5: Solve for x
    x = 438,279,115,794.86/700,642.82
  6. Step 6: Final answer
    x = 625,538.59

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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.