Home / 782,852.11-1,080,946.55-601,276.43

Finding the Fourth Proportional to 782,852.11, 1,080,946.55 and 601,276.43

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Solution

The fourth proportional to 782,852.11, 1,080,946.55 and 601,276.43 is: 830,230.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,852.11 : 1,080,946.55 = 601,276.43 : x
  2. Step 2: Convert to fraction form
    782,852.11/1,080,946.55 = 601,276.43/x
  3. Step 3: Cross multiply
    782,852.11x = 1,080,946.55 × 601,276.43
  4. Step 4: Simplify right side
    782,852.11x = 649,947,686,810.37
  5. Step 5: Solve for x
    x = 649,947,686,810.37/782,852.11
  6. Step 6: Final answer
    x = 830,230.49

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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.