Home / 985,768.17-1,360,496.25-577,970.43

Finding the Fourth Proportional to 985,768.17, 1,360,496.25 and 577,970.43

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Solution

The fourth proportional to 985,768.17, 1,360,496.25 and 577,970.43 is: 797,679.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,768.17 : 1,360,496.25 = 577,970.43 : x
  2. Step 2: Convert to fraction form
    985,768.17/1,360,496.25 = 577,970.43/x
  3. Step 3: Cross multiply
    985,768.17x = 1,360,496.25 × 577,970.43
  4. Step 4: Simplify right side
    985,768.17x = 786,326,602,625.89
  5. Step 5: Solve for x
    x = 786,326,602,625.89/985,768.17
  6. Step 6: Final answer
    x = 797,679.04

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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.