Home / 260,586.04-390,880.62-73,599.16

Finding the Fourth Proportional to 260,586.04, 390,880.62 and 73,599.16

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Solution

The fourth proportional to 260,586.04, 390,880.62 and 73,599.16 is: 110,399.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,586.04 : 390,880.62 = 73,599.16 : x
  2. Step 2: Convert to fraction form
    260,586.04/390,880.62 = 73,599.16/x
  3. Step 3: Cross multiply
    260,586.04x = 390,880.62 × 73,599.16
  4. Step 4: Simplify right side
    260,586.04x = 28,768,485,292.28
  5. Step 5: Solve for x
    x = 28,768,485,292.28/260,586.04
  6. Step 6: Final answer
    x = 110,399.18

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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.