Home / 619,925.85-855,526.09-344,284.96

Finding the Fourth Proportional to 619,925.85, 855,526.09 and 344,284.96

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Solution

The fourth proportional to 619,925.85, 855,526.09 and 344,284.96 is: 475,129.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,925.85 : 855,526.09 = 344,284.96 : x
  2. Step 2: Convert to fraction form
    619,925.85/855,526.09 = 344,284.96/x
  3. Step 3: Cross multiply
    619,925.85x = 855,526.09 × 344,284.96
  4. Step 4: Simplify right side
    619,925.85x = 294,544,765,674.61
  5. Step 5: Solve for x
    x = 294,544,765,674.61/619,925.85
  6. Step 6: Final answer
    x = 475,129.03

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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.