Home / 956,623.11-1,320,139.81-526,903.25

Finding the Fourth Proportional to 956,623.11, 1,320,139.81 and 526,903.25

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Solution

The fourth proportional to 956,623.11, 1,320,139.81 and 526,903.25 is: 727,126.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,623.11 : 1,320,139.81 = 526,903.25 : x
  2. Step 2: Convert to fraction form
    956,623.11/1,320,139.81 = 526,903.25/x
  3. Step 3: Cross multiply
    956,623.11x = 1,320,139.81 × 526,903.25
  4. Step 4: Simplify right side
    956,623.11x = 695,585,947,108.17
  5. Step 5: Solve for x
    x = 695,585,947,108.17/956,623.11
  6. Step 6: Final answer
    x = 727,126.43

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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.