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Finding the Fourth Proportional to 602,797.84, 831,860.68 and 341,148.40

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Solution

The fourth proportional to 602,797.84, 831,860.68 and 341,148.40 is: 470,784.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,797.84 : 831,860.68 = 341,148.40 : x
  2. Step 2: Convert to fraction form
    602,797.84/831,860.68 = 341,148.40/x
  3. Step 3: Cross multiply
    602,797.84x = 831,860.68 × 341,148.40
  4. Step 4: Simplify right side
    602,797.84x = 283,787,940,004.91
  5. Step 5: Solve for x
    x = 283,787,940,004.91/602,797.84
  6. Step 6: Final answer
    x = 470,784.60

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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.