Home / 713,633.02-1,070,345.28-208,058.14

Finding the Fourth Proportional to 713,633.02, 1,070,345.28 and 208,058.14

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Solution

The fourth proportional to 713,633.02, 1,070,345.28 and 208,058.14 is: 312,056.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,633.02 : 1,070,345.28 = 208,058.14 : x
  2. Step 2: Convert to fraction form
    713,633.02/1,070,345.28 = 208,058.14/x
  3. Step 3: Cross multiply
    713,633.02x = 1,070,345.28 × 208,058.14
  4. Step 4: Simplify right side
    713,633.02x = 222,694,048,114.58
  5. Step 5: Solve for x
    x = 222,694,048,114.58/713,633.02
  6. Step 6: Final answer
    x = 312,056.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.