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Finding the Fourth Proportional to 2,357.55, 3,536.88 and 714.11

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Solution

The fourth proportional to 2,357.55, 3,536.88 and 714.11 is: 1,071.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,357.55 : 3,536.88 = 714.11 : x
  2. Step 2: Convert to fraction form
    2,357.55/3,536.88 = 714.11/x
  3. Step 3: Cross multiply
    2,357.55x = 3,536.88 × 714.11
  4. Step 4: Simplify right side
    2,357.55x = 2,525,721.38
  5. Step 5: Solve for x
    x = 2,525,721.38/2,357.55
  6. Step 6: Final answer
    x = 1,071.33

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1.5x scale

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.