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Finding the Fourth Proportional to 537,127.65, 805,690.04 and 200,160.63

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Solution

The fourth proportional to 537,127.65, 805,690.04 and 200,160.63 is: 300,240.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,127.65 : 805,690.04 = 200,160.63 : x
  2. Step 2: Convert to fraction form
    537,127.65/805,690.04 = 200,160.63/x
  3. Step 3: Cross multiply
    537,127.65x = 805,690.04 × 200,160.63
  4. Step 4: Simplify right side
    537,127.65x = 161,267,424,990.32
  5. Step 5: Solve for x
    x = 161,267,424,990.32/537,127.65
  6. Step 6: Final answer
    x = 300,240.41

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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.