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Finding the Fourth Proportional to 615,096.10, 922,644.15 and 362,116.90

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Solution

The fourth proportional to 615,096.10, 922,644.15 and 362,116.90 is: 543,175.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,096.10 : 922,644.15 = 362,116.90 : x
  2. Step 2: Convert to fraction form
    615,096.10/922,644.15 = 362,116.90/x
  3. Step 3: Cross multiply
    615,096.10x = 922,644.15 × 362,116.90
  4. Step 4: Simplify right side
    615,096.10x = 334,105,039,401.14
  5. Step 5: Solve for x
    x = 334,105,039,401.14/615,096.10
  6. Step 6: Final answer
    x = 543,175.35

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Double scale
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Similar ratio
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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.