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Finding the Fourth Proportional to 973.06, 1,460.18 and 356.75

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Solution

The fourth proportional to 973.06, 1,460.18 and 356.75 is: 535.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    973.06 : 1,460.18 = 356.75 : x
  2. Step 2: Convert to fraction form
    973.06/1,460.18 = 356.75/x
  3. Step 3: Cross multiply
    973.06x = 1,460.18 × 356.75
  4. Step 4: Simplify right side
    973.06x = 520,924.49
  5. Step 5: Solve for x
    x = 520,924.49/973.06
  6. Step 6: Final answer
    x = 535.35

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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.