Home / 830,028.29-1,145,481.66-507,637.13

Finding the Fourth Proportional to 830,028.29, 1,145,481.66 and 507,637.13

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Solution

The fourth proportional to 830,028.29, 1,145,481.66 and 507,637.13 is: 700,565.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,028.29 : 1,145,481.66 = 507,637.13 : x
  2. Step 2: Convert to fraction form
    830,028.29/1,145,481.66 = 507,637.13/x
  3. Step 3: Cross multiply
    830,028.29x = 1,145,481.66 × 507,637.13
  4. Step 4: Simplify right side
    830,028.29x = 581,489,016,622.63
  5. Step 5: Solve for x
    x = 581,489,016,622.63/830,028.29
  6. Step 6: Final answer
    x = 700,565.30

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.