Home / 1,532.14-2,298.21-436.51

Finding the Fourth Proportional to 1,532.14, 2,298.21 and 436.51

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Solution

The fourth proportional to 1,532.14, 2,298.21 and 436.51 is: 654.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,532.14 : 2,298.21 = 436.51 : x
  2. Step 2: Convert to fraction form
    1,532.14/2,298.21 = 436.51/x
  3. Step 3: Cross multiply
    1,532.14x = 2,298.21 × 436.51
  4. Step 4: Simplify right side
    1,532.14x = 1,003,191.65
  5. Step 5: Solve for x
    x = 1,003,191.65/1,532.14
  6. Step 6: Final answer
    x = 654.77

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Double scale
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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.