Home / 912,821.52-1,259,269.52-590,635.41

Finding the Fourth Proportional to 912,821.52, 1,259,269.52 and 590,635.41

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Solution

The fourth proportional to 912,821.52, 1,259,269.52 and 590,635.41 is: 814,802.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,821.52 : 1,259,269.52 = 590,635.41 : x
  2. Step 2: Convert to fraction form
    912,821.52/1,259,269.52 = 590,635.41/x
  3. Step 3: Cross multiply
    912,821.52x = 1,259,269.52 × 590,635.41
  4. Step 4: Simplify right side
    912,821.52x = 743,769,169,245.70
  5. Step 5: Solve for x
    x = 743,769,169,245.70/912,821.52
  6. Step 6: Final answer
    x = 814,802.40

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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.