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Finding the Fourth Proportional to 649,411.42, 896,215.44 and 362,931.50

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Solution

The fourth proportional to 649,411.42, 896,215.44 and 362,931.50 is: 500,860.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,411.42 : 896,215.44 = 362,931.50 : x
  2. Step 2: Convert to fraction form
    649,411.42/896,215.44 = 362,931.50/x
  3. Step 3: Cross multiply
    649,411.42x = 896,215.44 × 362,931.50
  4. Step 4: Simplify right side
    649,411.42x = 325,264,815,522.40
  5. Step 5: Solve for x
    x = 325,264,815,522.40/649,411.42
  6. Step 6: Final answer
    x = 500,860.94

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.