Home / 624,666.14-862,039.56-338,186.24

Finding the Fourth Proportional to 624,666.14, 862,039.56 and 338,186.24

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Solution

The fourth proportional to 624,666.14, 862,039.56 and 338,186.24 is: 466,697.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,666.14 : 862,039.56 = 338,186.24 : x
  2. Step 2: Convert to fraction form
    624,666.14/862,039.56 = 338,186.24/x
  3. Step 3: Cross multiply
    624,666.14x = 862,039.56 × 338,186.24
  4. Step 4: Simplify right side
    624,666.14x = 291,529,917,527.65
  5. Step 5: Solve for x
    x = 291,529,917,527.65/624,666.14
  6. Step 6: Final answer
    x = 466,697.17

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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.