Home / 1,017,871.20-1,526,806.80-353,023.20

Finding the Fourth Proportional to 1,017,871.20, 1,526,806.80 and 353,023.20

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Solution

The fourth proportional to 1,017,871.20, 1,526,806.80 and 353,023.20 is: 529,534.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,871.20 : 1,526,806.80 = 353,023.20 : x
  2. Step 2: Convert to fraction form
    1,017,871.20/1,526,806.80 = 353,023.20/x
  3. Step 3: Cross multiply
    1,017,871.20x = 1,526,806.80 × 353,023.20
  4. Step 4: Simplify right side
    1,017,871.20x = 538,998,222,317.76
  5. Step 5: Solve for x
    x = 538,998,222,317.76/1,017,871.20
  6. Step 6: Final answer
    x = 529,534.80

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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.