Home / 983,989.26-1,474,716.60-477,570.18

Finding the Fourth Proportional to 983,989.26, 1,474,716.60 and 477,570.18

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Solution

The fourth proportional to 983,989.26, 1,474,716.60 and 477,570.18 is: 715,740.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,989.26 : 1,474,716.60 = 477,570.18 : x
  2. Step 2: Convert to fraction form
    983,989.26/1,474,716.60 = 477,570.18/x
  3. Step 3: Cross multiply
    983,989.26x = 1,474,716.60 × 477,570.18
  4. Step 4: Simplify right side
    983,989.26x = 704,280,672,110.99
  5. Step 5: Solve for x
    x = 704,280,672,110.99/983,989.26
  6. Step 6: Final answer
    x = 715,740.20

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Double scale
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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.