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Finding the Fourth Proportional to 5,985.51, 8,262.14 and 4,307.91

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Solution

The fourth proportional to 5,985.51, 8,262.14 and 4,307.91 is: 5,946.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,985.51 : 8,262.14 = 4,307.91 : x
  2. Step 2: Convert to fraction form
    5,985.51/8,262.14 = 4,307.91/x
  3. Step 3: Cross multiply
    5,985.51x = 8,262.14 × 4,307.91
  4. Step 4: Simplify right side
    5,985.51x = 35,592,533.99
  5. Step 5: Solve for x
    x = 35,592,533.99/5,985.51
  6. Step 6: Final answer
    x = 5,946.45

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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.