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Finding the Fourth Proportional to 602,483.88, 831,428.74 and 334,211.88

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Solution

The fourth proportional to 602,483.88, 831,428.74 and 334,211.88 is: 461,212.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,483.88 : 831,428.74 = 334,211.88 : x
  2. Step 2: Convert to fraction form
    602,483.88/831,428.74 = 334,211.88/x
  3. Step 3: Cross multiply
    602,483.88x = 831,428.74 × 334,211.88
  4. Step 4: Simplify right side
    602,483.88x = 277,873,362,281.43
  5. Step 5: Solve for x
    x = 277,873,362,281.43/602,483.88
  6. Step 6: Final answer
    x = 461,212.94

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Similar ratio
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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.