Home / 928,666.67-1,392,766.22-359,852.58

Finding the Fourth Proportional to 928,666.67, 1,392,766.22 and 359,852.58

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Solution

The fourth proportional to 928,666.67, 1,392,766.22 and 359,852.58 is: 539,688.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,666.67 : 1,392,766.22 = 359,852.58 : x
  2. Step 2: Convert to fraction form
    928,666.67/1,392,766.22 = 359,852.58/x
  3. Step 3: Cross multiply
    928,666.67x = 1,392,766.22 × 359,852.58
  4. Step 4: Simplify right side
    928,666.67x = 501,190,509,740.39
  5. Step 5: Solve for x
    x = 501,190,509,740.39/928,666.67
  6. Step 6: Final answer
    x = 539,688.27

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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.