Home / 343,724.90-474,397.36-200,484.93

Finding the Fourth Proportional to 343,724.90, 474,397.36 and 200,484.93

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Solution

The fourth proportional to 343,724.90, 474,397.36 and 200,484.93 is: 276,702.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,724.90 : 474,397.36 = 200,484.93 : x
  2. Step 2: Convert to fraction form
    343,724.90/474,397.36 = 200,484.93/x
  3. Step 3: Cross multiply
    343,724.90x = 474,397.36 × 200,484.93
  4. Step 4: Simplify right side
    343,724.90x = 95,109,521,010.57
  5. Step 5: Solve for x
    x = 95,109,521,010.57/343,724.90
  6. Step 6: Final answer
    x = 276,702.45

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1.5x scale

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.