Home / 923,059.80-1,273,823.70-515,161.62

Finding the Fourth Proportional to 923,059.80, 1,273,823.70 and 515,161.62

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Solution

The fourth proportional to 923,059.80, 1,273,823.70 and 515,161.62 is: 710,923.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,059.80 : 1,273,823.70 = 515,161.62 : x
  2. Step 2: Convert to fraction form
    923,059.80/1,273,823.70 = 515,161.62/x
  3. Step 3: Cross multiply
    923,059.80x = 1,273,823.70 × 515,161.62
  4. Step 4: Simplify right side
    923,059.80x = 656,225,080,886.39
  5. Step 5: Solve for x
    x = 656,225,080,886.39/923,059.80
  6. Step 6: Final answer
    x = 710,923.69

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1.5x scale

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.