Home / 1,065,287.73-1,597,946.20-355,316.46

Finding the Fourth Proportional to 1,065,287.73, 1,597,946.20 and 355,316.46

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Solution

The fourth proportional to 1,065,287.73, 1,597,946.20 and 355,316.46 is: 532,979.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,287.73 : 1,597,946.20 = 355,316.46 : x
  2. Step 2: Convert to fraction form
    1,065,287.73/1,597,946.20 = 355,316.46/x
  3. Step 3: Cross multiply
    1,065,287.73x = 1,597,946.20 × 355,316.46
  4. Step 4: Simplify right side
    1,065,287.73x = 567,776,580,173.86
  5. Step 5: Solve for x
    x = 567,776,580,173.86/1,065,287.73
  6. Step 6: Final answer
    x = 532,979.55

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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.