Home / 913,644.29-1,369,695.75-575,940.66

Finding the Fourth Proportional to 913,644.29, 1,369,695.75 and 575,940.66

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Solution

The fourth proportional to 913,644.29, 1,369,695.75 and 575,940.66 is: 863,425.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,644.29 : 1,369,695.75 = 575,940.66 : x
  2. Step 2: Convert to fraction form
    913,644.29/1,369,695.75 = 575,940.66/x
  3. Step 3: Cross multiply
    913,644.29x = 1,369,695.75 × 575,940.66
  4. Step 4: Simplify right side
    913,644.29x = 788,863,474,254.20
  5. Step 5: Solve for x
    x = 788,863,474,254.20/913,644.29
  6. Step 6: Final answer
    x = 863,425.17

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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.