Home / 414,307.71-571,788.51-253,257.03

Finding the Fourth Proportional to 414,307.71, 571,788.51 and 253,257.03

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Solution

The fourth proportional to 414,307.71, 571,788.51 and 253,257.03 is: 349,521.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,307.71 : 571,788.51 = 253,257.03 : x
  2. Step 2: Convert to fraction form
    414,307.71/571,788.51 = 253,257.03/x
  3. Step 3: Cross multiply
    414,307.71x = 571,788.51 × 253,257.03
  4. Step 4: Simplify right side
    414,307.71x = 144,809,455,705.50
  5. Step 5: Solve for x
    x = 144,809,455,705.50/414,307.71
  6. Step 6: Final answer
    x = 349,521.51

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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.