Home / 943,453.06-1,301,926.12-513,732.16

Finding the Fourth Proportional to 943,453.06, 1,301,926.12 and 513,732.16

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Solution

The fourth proportional to 943,453.06, 1,301,926.12 and 513,732.16 is: 708,929.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,453.06 : 1,301,926.12 = 513,732.16 : x
  2. Step 2: Convert to fraction form
    943,453.06/1,301,926.12 = 513,732.16/x
  3. Step 3: Cross multiply
    943,453.06x = 1,301,926.12 × 513,732.16
  4. Step 4: Simplify right side
    943,453.06x = 668,841,317,788.02
  5. Step 5: Solve for x
    x = 668,841,317,788.02/943,453.06
  6. Step 6: Final answer
    x = 708,929.09

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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.