Home / 706,819.23-1,060,223.85-286,089.03

Finding the Fourth Proportional to 706,819.23, 1,060,223.85 and 286,089.03

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Solution

The fourth proportional to 706,819.23, 1,060,223.85 and 286,089.03 is: 429,131.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,819.23 : 1,060,223.85 = 286,089.03 : x
  2. Step 2: Convert to fraction form
    706,819.23/1,060,223.85 = 286,089.03/x
  3. Step 3: Cross multiply
    706,819.23x = 1,060,223.85 × 286,089.03
  4. Step 4: Simplify right side
    706,819.23x = 303,318,412,829.37
  5. Step 5: Solve for x
    x = 303,318,412,829.37/706,819.23
  6. Step 6: Final answer
    x = 429,131.52

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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.