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Finding the Fourth Proportional to 427,053, 589,328.82 and 236,057.16

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Solution

The fourth proportional to 427,053, 589,328.82 and 236,057.16 is: 325,756.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,053 : 589,328.82 = 236,057.16 : x
  2. Step 2: Convert to fraction form
    427,053/589,328.82 = 236,057.16/x
  3. Step 3: Cross multiply
    427,053x = 589,328.82 × 236,057.16
  4. Step 4: Simplify right side
    427,053x = 139,115,287,555.35
  5. Step 5: Solve for x
    x = 139,115,287,555.35/427,053
  6. Step 6: Final answer
    x = 325,756.49

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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.