Home / 620,526.28-929,928.26-282,741.44

Finding the Fourth Proportional to 620,526.28, 929,928.26 and 282,741.44

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Solution

The fourth proportional to 620,526.28, 929,928.26 and 282,741.44 is: 423,719.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,526.28 : 929,928.26 = 282,741.44 : x
  2. Step 2: Convert to fraction form
    620,526.28/929,928.26 = 282,741.44/x
  3. Step 3: Cross multiply
    620,526.28x = 929,928.26 × 282,741.44
  4. Step 4: Simplify right side
    620,526.28x = 262,929,255,329.09
  5. Step 5: Solve for x
    x = 262,929,255,329.09/620,526.28
  6. Step 6: Final answer
    x = 423,719.77

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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.