Home / 841,786.56-1,161,650.88-459,803.52

Finding the Fourth Proportional to 841,786.56, 1,161,650.88 and 459,803.52

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Solution

The fourth proportional to 841,786.56, 1,161,650.88 and 459,803.52 is: 634,520.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,786.56 : 1,161,650.88 = 459,803.52 : x
  2. Step 2: Convert to fraction form
    841,786.56/1,161,650.88 = 459,803.52/x
  3. Step 3: Cross multiply
    841,786.56x = 1,161,650.88 × 459,803.52
  4. Step 4: Simplify right side
    841,786.56x = 534,131,163,635.10
  5. Step 5: Solve for x
    x = 534,131,163,635.10/841,786.56
  6. Step 6: Final answer
    x = 634,520.90

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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.