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Finding the Fourth Proportional to 895.36, 1,235.48 and 502.36

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Solution

The fourth proportional to 895.36, 1,235.48 and 502.36 is: 693.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    895.36 : 1,235.48 = 502.36 : x
  2. Step 2: Convert to fraction form
    895.36/1,235.48 = 502.36/x
  3. Step 3: Cross multiply
    895.36x = 1,235.48 × 502.36
  4. Step 4: Simplify right side
    895.36x = 620,655.73
  5. Step 5: Solve for x
    x = 620,655.73/895.36
  6. Step 6: Final answer
    x = 693.19

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Double scale
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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.