Home / 713,066.24-1,068,878.52-447,013.28

Finding the Fourth Proportional to 713,066.24, 1,068,878.52 and 447,013.28

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Solution

The fourth proportional to 713,066.24, 1,068,878.52 and 447,013.28 is: 670,068.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,066.24 : 1,068,878.52 = 447,013.28 : x
  2. Step 2: Convert to fraction form
    713,066.24/1,068,878.52 = 447,013.28/x
  3. Step 3: Cross multiply
    713,066.24x = 1,068,878.52 × 447,013.28
  4. Step 4: Simplify right side
    713,066.24x = 477,802,893,146.75
  5. Step 5: Solve for x
    x = 477,802,893,146.75/713,066.24
  6. Step 6: Final answer
    x = 670,068.03

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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.