Home / 913,804.20-1,261,823.94-574,381.80

Finding the Fourth Proportional to 913,804.20, 1,261,823.94 and 574,381.80

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Solution

The fourth proportional to 913,804.20, 1,261,823.94 and 574,381.80 is: 793,133.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,804.20 : 1,261,823.94 = 574,381.80 : x
  2. Step 2: Convert to fraction form
    913,804.20/1,261,823.94 = 574,381.80/x
  3. Step 3: Cross multiply
    913,804.20x = 1,261,823.94 × 574,381.80
  4. Step 4: Simplify right side
    913,804.20x = 724,768,705,940.29
  5. Step 5: Solve for x
    x = 724,768,705,940.29/913,804.20
  6. Step 6: Final answer
    x = 793,133.48

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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.