Home / 697,579.02-962,690.67-411,111.18

Finding the Fourth Proportional to 697,579.02, 962,690.67 and 411,111.18

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Solution

The fourth proportional to 697,579.02, 962,690.67 and 411,111.18 is: 567,352.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,579.02 : 962,690.67 = 411,111.18 : x
  2. Step 2: Convert to fraction form
    697,579.02/962,690.67 = 411,111.18/x
  3. Step 3: Cross multiply
    697,579.02x = 962,690.67 × 411,111.18
  4. Step 4: Simplify right side
    697,579.02x = 395,772,897,318.69
  5. Step 5: Solve for x
    x = 395,772,897,318.69/697,579.02
  6. Step 6: Final answer
    x = 567,352.06

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Why These Related Problems?

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