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Finding the Fourth Proportional to 410,837.30, 576,831.10 and 410,837.30

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Solution

The fourth proportional to 410,837.30, 576,831.10 and 410,837.30 is: 576,831.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,837.30 : 576,831.10 = 410,837.30 : x
  2. Step 2: Convert to fraction form
    410,837.30/576,831.10 = 410,837.30/x
  3. Step 3: Cross multiply
    410,837.30x = 576,831.10 × 410,837.30
  4. Step 4: Simplify right side
    410,837.30x = 236,983,731,680.03
  5. Step 5: Solve for x
    x = 236,983,731,680.03/410,837.30
  6. Step 6: Final answer
    x = 576,831.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.