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Finding the Fourth Proportional to 333,265.78, 459,428.34 and 237,606.40

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Solution

The fourth proportional to 333,265.78, 459,428.34 and 237,606.40 is: 327,555.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,265.78 : 459,428.34 = 237,606.40 : x
  2. Step 2: Convert to fraction form
    333,265.78/459,428.34 = 237,606.40/x
  3. Step 3: Cross multiply
    333,265.78x = 459,428.34 × 237,606.40
  4. Step 4: Simplify right side
    333,265.78x = 109,163,113,925.38
  5. Step 5: Solve for x
    x = 109,163,113,925.38/333,265.78
  6. Step 6: Final answer
    x = 327,555.72

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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.