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Finding the Fourth Proportional to 675,351, 932,013.54 and 373,545

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Solution

The fourth proportional to 675,351, 932,013.54 and 373,545 is: 515,508.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,351 : 932,013.54 = 373,545 : x
  2. Step 2: Convert to fraction form
    675,351/932,013.54 = 373,545/x
  3. Step 3: Cross multiply
    675,351x = 932,013.54 × 373,545
  4. Step 4: Simplify right side
    675,351x = 348,148,997,799.30
  5. Step 5: Solve for x
    x = 348,148,997,799.30/675,351
  6. Step 6: Final answer
    x = 515,508.23

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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.