Home / 464,575.90-696,393.15-314,831.20

Finding the Fourth Proportional to 464,575.90, 696,393.15 and 314,831.20

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Solution

The fourth proportional to 464,575.90, 696,393.15 and 314,831.20 is: 471,927.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,575.90 : 696,393.15 = 314,831.20 : x
  2. Step 2: Convert to fraction form
    464,575.90/696,393.15 = 314,831.20/x
  3. Step 3: Cross multiply
    464,575.90x = 696,393.15 × 314,831.20
  4. Step 4: Simplify right side
    464,575.90x = 219,246,291,086.28
  5. Step 5: Solve for x
    x = 219,246,291,086.28/464,575.90
  6. Step 6: Final answer
    x = 471,927.82

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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.