Home / 401,557.14-554,055.93-240,350.94

Finding the Fourth Proportional to 401,557.14, 554,055.93 and 240,350.94

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Solution

The fourth proportional to 401,557.14, 554,055.93 and 240,350.94 is: 331,628.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,557.14 : 554,055.93 = 240,350.94 : x
  2. Step 2: Convert to fraction form
    401,557.14/554,055.93 = 240,350.94/x
  3. Step 3: Cross multiply
    401,557.14x = 554,055.93 × 240,350.94
  4. Step 4: Simplify right side
    401,557.14x = 133,167,863,588.07
  5. Step 5: Solve for x
    x = 133,167,863,588.07/401,557.14
  6. Step 6: Final answer
    x = 331,628.68

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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.