Home / 786,270.24-1,177,480.80-365,666.40

Finding the Fourth Proportional to 786,270.24, 1,177,480.80 and 365,666.40

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Solution

The fourth proportional to 786,270.24, 1,177,480.80 and 365,666.40 is: 547,604.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,270.24 : 1,177,480.80 = 365,666.40 : x
  2. Step 2: Convert to fraction form
    786,270.24/1,177,480.80 = 365,666.40/x
  3. Step 3: Cross multiply
    786,270.24x = 1,177,480.80 × 365,666.40
  4. Step 4: Simplify right side
    786,270.24x = 430,565,165,205.12
  5. Step 5: Solve for x
    x = 430,565,165,205.12/786,270.24
  6. Step 6: Final answer
    x = 547,604.56

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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.