Home / 556,834.04-768,431.46-302,185.20

Finding the Fourth Proportional to 556,834.04, 768,431.46 and 302,185.20

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Solution

The fourth proportional to 556,834.04, 768,431.46 and 302,185.20 is: 417,015.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,834.04 : 768,431.46 = 302,185.20 : x
  2. Step 2: Convert to fraction form
    556,834.04/768,431.46 = 302,185.20/x
  3. Step 3: Cross multiply
    556,834.04x = 768,431.46 × 302,185.20
  4. Step 4: Simplify right side
    556,834.04x = 232,208,614,426.39
  5. Step 5: Solve for x
    x = 232,208,614,426.39/556,834.04
  6. Step 6: Final answer
    x = 417,015.84

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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.