Home / 879,545.80-1,319,318.70-827,057.80

Finding the Fourth Proportional to 879,545.80, 1,319,318.70 and 827,057.80

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Solution

The fourth proportional to 879,545.80, 1,319,318.70 and 827,057.80 is: 1,240,586.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,545.80 : 1,319,318.70 = 827,057.80 : x
  2. Step 2: Convert to fraction form
    879,545.80/1,319,318.70 = 827,057.80/x
  3. Step 3: Cross multiply
    879,545.80x = 1,319,318.70 × 827,057.80
  4. Step 4: Simplify right side
    879,545.80x = 1,091,152,821,520.86
  5. Step 5: Solve for x
    x = 1,091,152,821,520.86/879,545.80
  6. Step 6: Final answer
    x = 1,240,586.70

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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.