Home / 780,946.68-1,077,800.94-441,411.96

Finding the Fourth Proportional to 780,946.68, 1,077,800.94 and 441,411.96

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Solution

The fourth proportional to 780,946.68, 1,077,800.94 and 441,411.96 is: 609,201.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    780,946.68 : 1,077,800.94 = 441,411.96 : x
  2. Step 2: Convert to fraction form
    780,946.68/1,077,800.94 = 441,411.96/x
  3. Step 3: Cross multiply
    780,946.68x = 1,077,800.94 × 441,411.96
  4. Step 4: Simplify right side
    780,946.68x = 475,754,225,415.24
  5. Step 5: Solve for x
    x = 475,754,225,415.24/780,946.68
  6. Step 6: Final answer
    x = 609,201.93

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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.