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Finding the Fourth Proportional to 924.66, 1,277.13 and 675.58

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Solution

The fourth proportional to 924.66, 1,277.13 and 675.58 is: 933.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    924.66 : 1,277.13 = 675.58 : x
  2. Step 2: Convert to fraction form
    924.66/1,277.13 = 675.58/x
  3. Step 3: Cross multiply
    924.66x = 1,277.13 × 675.58
  4. Step 4: Simplify right side
    924.66x = 862,803.49
  5. Step 5: Solve for x
    x = 862,803.49/924.66
  6. Step 6: Final answer
    x = 933.10

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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.