Home / 660,621.85-926,114.75-660,621.85

Finding the Fourth Proportional to 660,621.85, 926,114.75 and 660,621.85

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Solution

The fourth proportional to 660,621.85, 926,114.75 and 660,621.85 is: 926,114.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    660,621.85 : 926,114.75 = 660,621.85 : x
  2. Step 2: Convert to fraction form
    660,621.85/926,114.75 = 660,621.85/x
  3. Step 3: Cross multiply
    660,621.85x = 926,114.75 × 660,621.85
  4. Step 4: Simplify right side
    660,621.85x = 611,811,639,457.29
  5. Step 5: Solve for x
    x = 611,811,639,457.29/660,621.85
  6. Step 6: Final answer
    x = 926,114.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.