Home / 713,891.27-1,070,405.48-334,895.11

Finding the Fourth Proportional to 713,891.27, 1,070,405.48 and 334,895.11

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Solution

The fourth proportional to 713,891.27, 1,070,405.48 and 334,895.11 is: 502,140.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,891.27 : 1,070,405.48 = 334,895.11 : x
  2. Step 2: Convert to fraction form
    713,891.27/1,070,405.48 = 334,895.11/x
  3. Step 3: Cross multiply
    713,891.27x = 1,070,405.48 × 334,895.11
  4. Step 4: Simplify right side
    713,891.27x = 358,473,559,130.43
  5. Step 5: Solve for x
    x = 358,473,559,130.43/713,891.27
  6. Step 6: Final answer
    x = 502,140.27

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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.