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Finding the Fourth Proportional to 536,039.42, 804,058.32 and 417,799.40

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Solution

The fourth proportional to 536,039.42, 804,058.32 and 417,799.40 is: 626,698.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,039.42 : 804,058.32 = 417,799.40 : x
  2. Step 2: Convert to fraction form
    536,039.42/804,058.32 = 417,799.40/x
  3. Step 3: Cross multiply
    536,039.42x = 804,058.32 × 417,799.40
  4. Step 4: Simplify right side
    536,039.42x = 335,935,083,661.01
  5. Step 5: Solve for x
    x = 335,935,083,661.01/536,039.42
  6. Step 6: Final answer
    x = 626,698.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.