Home / 839,070.56-1,158,356.20-654,914.23

Finding the Fourth Proportional to 839,070.56, 1,158,356.20 and 654,914.23

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Solution

The fourth proportional to 839,070.56, 1,158,356.20 and 654,914.23 is: 904,124.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,070.56 : 1,158,356.20 = 654,914.23 : x
  2. Step 2: Convert to fraction form
    839,070.56/1,158,356.20 = 654,914.23/x
  3. Step 3: Cross multiply
    839,070.56x = 1,158,356.20 × 654,914.23
  4. Step 4: Simplify right side
    839,070.56x = 758,623,954,255.55
  5. Step 5: Solve for x
    x = 758,623,954,255.55/839,070.56
  6. Step 6: Final answer
    x = 904,124.14

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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.