Home / 985,595.16-1,477,757.13-386,616.87

Finding the Fourth Proportional to 985,595.16, 1,477,757.13 and 386,616.87

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Solution

The fourth proportional to 985,595.16, 1,477,757.13 and 386,616.87 is: 579,675.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,595.16 : 1,477,757.13 = 386,616.87 : x
  2. Step 2: Convert to fraction form
    985,595.16/1,477,757.13 = 386,616.87/x
  3. Step 3: Cross multiply
    985,595.16x = 1,477,757.13 × 386,616.87
  4. Step 4: Simplify right side
    985,595.16x = 571,325,836,220.78
  5. Step 5: Solve for x
    x = 571,325,836,220.78/985,595.16
  6. Step 6: Final answer
    x = 579,675.98

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1.5x scale

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.