Home / 890,323.02-1,228,619.07-508,275.18

Finding the Fourth Proportional to 890,323.02, 1,228,619.07 and 508,275.18

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Solution

The fourth proportional to 890,323.02, 1,228,619.07 and 508,275.18 is: 701,404.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,323.02 : 1,228,619.07 = 508,275.18 : x
  2. Step 2: Convert to fraction form
    890,323.02/1,228,619.07 = 508,275.18/x
  3. Step 3: Cross multiply
    890,323.02x = 1,228,619.07 × 508,275.18
  4. Step 4: Simplify right side
    890,323.02x = 624,476,578,955.68
  5. Step 5: Solve for x
    x = 624,476,578,955.68/890,323.02
  6. Step 6: Final answer
    x = 701,404.51

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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.