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Finding the Fourth Proportional to 1,557.50, 2,336.24 and 583.47

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Solution

The fourth proportional to 1,557.50, 2,336.24 and 583.47 is: 875.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557.50 : 2,336.24 = 583.47 : x
  2. Step 2: Convert to fraction form
    1,557.50/2,336.24 = 583.47/x
  3. Step 3: Cross multiply
    1,557.50x = 2,336.24 × 583.47
  4. Step 4: Simplify right side
    1,557.50x = 1,363,127.41
  5. Step 5: Solve for x
    x = 1,363,127.41/1,557.50
  6. Step 6: Final answer
    x = 875.21

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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.