Home / 847,046.85-1,168,944.94-459,878.56

Finding the Fourth Proportional to 847,046.85, 1,168,944.94 and 459,878.56

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Solution

The fourth proportional to 847,046.85, 1,168,944.94 and 459,878.56 is: 634,643.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,046.85 : 1,168,944.94 = 459,878.56 : x
  2. Step 2: Convert to fraction form
    847,046.85/1,168,944.94 = 459,878.56/x
  3. Step 3: Cross multiply
    847,046.85x = 1,168,944.94 × 459,878.56
  4. Step 4: Simplify right side
    847,046.85x = 537,572,713,378.97
  5. Step 5: Solve for x
    x = 537,572,713,378.97/847,046.85
  6. Step 6: Final answer
    x = 634,643.43

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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.