Home / 931,627.58-1,286,626.23-830,073.20

Finding the Fourth Proportional to 931,627.58, 1,286,626.23 and 830,073.20

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Solution

The fourth proportional to 931,627.58, 1,286,626.23 and 830,073.20 is: 1,146,374.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,627.58 : 1,286,626.23 = 830,073.20 : x
  2. Step 2: Convert to fraction form
    931,627.58/1,286,626.23 = 830,073.20/x
  3. Step 3: Cross multiply
    931,627.58x = 1,286,626.23 × 830,073.20
  4. Step 4: Simplify right side
    931,627.58x = 1,067,993,955,156.60
  5. Step 5: Solve for x
    x = 1,067,993,955,156.60/931,627.58
  6. Step 6: Final answer
    x = 1,146,374.34

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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.