Home / 941,679.60-1,412,519.40-343,316.40

Finding the Fourth Proportional to 941,679.60, 1,412,519.40 and 343,316.40

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Solution

The fourth proportional to 941,679.60, 1,412,519.40 and 343,316.40 is: 514,974.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,679.60 : 1,412,519.40 = 343,316.40 : x
  2. Step 2: Convert to fraction form
    941,679.60/1,412,519.40 = 343,316.40/x
  3. Step 3: Cross multiply
    941,679.60x = 1,412,519.40 × 343,316.40
  4. Step 4: Simplify right side
    941,679.60x = 484,941,075,338.16
  5. Step 5: Solve for x
    x = 484,941,075,338.16/941,679.60
  6. Step 6: Final answer
    x = 514,974.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.