Home / 839,616.92-1,158,671.68-477,041.25

Finding the Fourth Proportional to 839,616.92, 1,158,671.68 and 477,041.25

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Solution

The fourth proportional to 839,616.92, 1,158,671.68 and 477,041.25 is: 658,317.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,616.92 : 1,158,671.68 = 477,041.25 : x
  2. Step 2: Convert to fraction form
    839,616.92/1,158,671.68 = 477,041.25/x
  3. Step 3: Cross multiply
    839,616.92x = 1,158,671.68 × 477,041.25
  4. Step 4: Simplify right side
    839,616.92x = 552,734,192,402.57
  5. Step 5: Solve for x
    x = 552,734,192,402.57/839,616.92
  6. Step 6: Final answer
    x = 658,317.12

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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.