Home / 885,808.86-1,328,069.59-353,170.14

Finding the Fourth Proportional to 885,808.86, 1,328,069.59 and 353,170.14

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Solution

The fourth proportional to 885,808.86, 1,328,069.59 and 353,170.14 is: 529,498.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,808.86 : 1,328,069.59 = 353,170.14 : x
  2. Step 2: Convert to fraction form
    885,808.86/1,328,069.59 = 353,170.14/x
  3. Step 3: Cross multiply
    885,808.86x = 1,328,069.59 × 353,170.14
  4. Step 4: Simplify right side
    885,808.86x = 469,034,523,030.04
  5. Step 5: Solve for x
    x = 469,034,523,030.04/885,808.86
  6. Step 6: Final answer
    x = 529,498.57

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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.