Home / 865,126.36-1,193,870.62-477,941.77

Finding the Fourth Proportional to 865,126.36, 1,193,870.62 and 477,941.77

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Solution

The fourth proportional to 865,126.36, 1,193,870.62 and 477,941.77 is: 659,557.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,126.36 : 1,193,870.62 = 477,941.77 : x
  2. Step 2: Convert to fraction form
    865,126.36/1,193,870.62 = 477,941.77/x
  3. Step 3: Cross multiply
    865,126.36x = 1,193,870.62 × 477,941.77
  4. Step 4: Simplify right side
    865,126.36x = 570,600,637,273.80
  5. Step 5: Solve for x
    x = 570,600,637,273.80/865,126.36
  6. Step 6: Final answer
    x = 659,557.57

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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.