Home / 798,373.72-1,197,117.51-265,603.92

Finding the Fourth Proportional to 798,373.72, 1,197,117.51 and 265,603.92

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Solution

The fourth proportional to 798,373.72, 1,197,117.51 and 265,603.92 is: 398,258.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,373.72 : 1,197,117.51 = 265,603.92 : x
  2. Step 2: Convert to fraction form
    798,373.72/1,197,117.51 = 265,603.92/x
  3. Step 3: Cross multiply
    798,373.72x = 1,197,117.51 × 265,603.92
  4. Step 4: Simplify right side
    798,373.72x = 317,959,103,356.64
  5. Step 5: Solve for x
    x = 317,959,103,356.64/798,373.72
  6. Step 6: Final answer
    x = 398,258.48

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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.