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Finding the Fourth Proportional to 594,430.13, 891,458.07 and 194,978.03

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Solution

The fourth proportional to 594,430.13, 891,458.07 and 194,978.03 is: 292,405.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,430.13 : 891,458.07 = 194,978.03 : x
  2. Step 2: Convert to fraction form
    594,430.13/891,458.07 = 194,978.03/x
  3. Step 3: Cross multiply
    594,430.13x = 891,458.07 × 194,978.03
  4. Step 4: Simplify right side
    594,430.13x = 173,814,733,858.91
  5. Step 5: Solve for x
    x = 173,814,733,858.91/594,430.13
  6. Step 6: Final answer
    x = 292,405.66

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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.