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Finding the Fourth Proportional to 603,675.71, 832,578.10 and 374,073.51

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Solution

The fourth proportional to 603,675.71, 832,578.10 and 374,073.51 is: 515,915.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,675.71 : 832,578.10 = 374,073.51 : x
  2. Step 2: Convert to fraction form
    603,675.71/832,578.10 = 374,073.51/x
  3. Step 3: Cross multiply
    603,675.71x = 832,578.10 × 374,073.51
  4. Step 4: Simplify right side
    603,675.71x = 311,445,412,216.13
  5. Step 5: Solve for x
    x = 311,445,412,216.13/603,675.71
  6. Step 6: Final answer
    x = 515,915.10

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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.