Home / 700,828.91-1,051,907.97-433,781.63

Finding the Fourth Proportional to 700,828.91, 1,051,907.97 and 433,781.63

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Solution

The fourth proportional to 700,828.91, 1,051,907.97 and 433,781.63 is: 651,083.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,828.91 : 1,051,907.97 = 433,781.63 : x
  2. Step 2: Convert to fraction form
    700,828.91/1,051,907.97 = 433,781.63/x
  3. Step 3: Cross multiply
    700,828.91x = 1,051,907.97 × 433,781.63
  4. Step 4: Simplify right side
    700,828.91x = 456,298,353,836.59
  5. Step 5: Solve for x
    x = 456,298,353,836.59/700,828.91
  6. Step 6: Final answer
    x = 651,083.81

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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.