Home / 910,351.80-1,365,527.70-739,109.70

Finding the Fourth Proportional to 910,351.80, 1,365,527.70 and 739,109.70

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Solution

The fourth proportional to 910,351.80, 1,365,527.70 and 739,109.70 is: 1,108,664.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,351.80 : 1,365,527.70 = 739,109.70 : x
  2. Step 2: Convert to fraction form
    910,351.80/1,365,527.70 = 739,109.70/x
  3. Step 3: Cross multiply
    910,351.80x = 1,365,527.70 × 739,109.70
  4. Step 4: Simplify right side
    910,351.80x = 1,009,274,768,688.69
  5. Step 5: Solve for x
    x = 1,009,274,768,688.69/910,351.80
  6. Step 6: Final answer
    x = 1,108,664.55

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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.