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Finding the Fourth Proportional to 610,329.54, 842,230.13 and 334,681.68

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Solution

The fourth proportional to 610,329.54, 842,230.13 and 334,681.68 is: 461,847.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,329.54 : 842,230.13 = 334,681.68 : x
  2. Step 2: Convert to fraction form
    610,329.54/842,230.13 = 334,681.68/x
  3. Step 3: Cross multiply
    610,329.54x = 842,230.13 × 334,681.68
  4. Step 4: Simplify right side
    610,329.54x = 281,878,993,181.61
  5. Step 5: Solve for x
    x = 281,878,993,181.61/610,329.54
  6. Step 6: Final answer
    x = 461,847.21

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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.