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Finding the Fourth Proportional to 370,497.43, 554,223.77 and 295,763.54

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Solution

The fourth proportional to 370,497.43, 554,223.77 and 295,763.54 is: 442,430.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,497.43 : 554,223.77 = 295,763.54 : x
  2. Step 2: Convert to fraction form
    370,497.43/554,223.77 = 295,763.54/x
  3. Step 3: Cross multiply
    370,497.43x = 554,223.77 × 295,763.54
  4. Step 4: Simplify right side
    370,497.43x = 163,919,181,026.52
  5. Step 5: Solve for x
    x = 163,919,181,026.52/370,497.43
  6. Step 6: Final answer
    x = 442,430.01

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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.