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Finding the Fourth Proportional to 716,683.41, 989,030.52 and 410,753.16

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Solution

The fourth proportional to 716,683.41, 989,030.52 and 410,753.16 is: 566,843.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,683.41 : 989,030.52 = 410,753.16 : x
  2. Step 2: Convert to fraction form
    716,683.41/989,030.52 = 410,753.16/x
  3. Step 3: Cross multiply
    716,683.41x = 989,030.52 × 410,753.16
  4. Step 4: Simplify right side
    716,683.41x = 406,247,411,426.44
  5. Step 5: Solve for x
    x = 406,247,411,426.44/716,683.41
  6. Step 6: Final answer
    x = 566,843.61

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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.