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Finding the Fourth Proportional to 577,714.32, 796,977.11 and 373,831.13

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Solution

The fourth proportional to 577,714.32, 796,977.11 and 373,831.13 is: 515,713.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,714.32 : 796,977.11 = 373,831.13 : x
  2. Step 2: Convert to fraction form
    577,714.32/796,977.11 = 373,831.13/x
  3. Step 3: Cross multiply
    577,714.32x = 796,977.11 × 373,831.13
  4. Step 4: Simplify right side
    577,714.32x = 297,934,853,615.43
  5. Step 5: Solve for x
    x = 297,934,853,615.43/577,714.32
  6. Step 6: Final answer
    x = 515,713.12

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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.