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Finding the Fourth Proportional to 452,764.63, 624,818.90 and 283,097.11

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Solution

The fourth proportional to 452,764.63, 624,818.90 and 283,097.11 is: 390,676.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,764.63 : 624,818.90 = 283,097.11 : x
  2. Step 2: Convert to fraction form
    452,764.63/624,818.90 = 283,097.11/x
  3. Step 3: Cross multiply
    452,764.63x = 624,818.90 × 283,097.11
  4. Step 4: Simplify right side
    452,764.63x = 176,884,424,863.38
  5. Step 5: Solve for x
    x = 176,884,424,863.38/452,764.63
  6. Step 6: Final answer
    x = 390,676.33

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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.