Home / 414,386.30-571,844.65-242,406.09

Finding the Fourth Proportional to 414,386.30, 571,844.65 and 242,406.09

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Solution

The fourth proportional to 414,386.30, 571,844.65 and 242,406.09 is: 334,515.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,386.30 : 571,844.65 = 242,406.09 : x
  2. Step 2: Convert to fraction form
    414,386.30/571,844.65 = 242,406.09/x
  3. Step 3: Cross multiply
    414,386.30x = 571,844.65 × 242,406.09
  4. Step 4: Simplify right side
    414,386.30x = 138,618,625,693.92
  5. Step 5: Solve for x
    x = 138,618,625,693.92/414,386.30
  6. Step 6: Final answer
    x = 334,515.46

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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.