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Finding the Fourth Proportional to 593,870.80, 891,001.68 and 394,973.68

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Solution

The fourth proportional to 593,870.80, 891,001.68 and 394,973.68 is: 592,590.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,870.80 : 891,001.68 = 394,973.68 : x
  2. Step 2: Convert to fraction form
    593,870.80/891,001.68 = 394,973.68/x
  3. Step 3: Cross multiply
    593,870.80x = 891,001.68 × 394,973.68
  4. Step 4: Simplify right side
    593,870.80x = 351,922,212,435.78
  5. Step 5: Solve for x
    x = 351,922,212,435.78/593,870.80
  6. Step 6: Final answer
    x = 592,590.53

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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.