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Finding the Fourth Proportional to 676,058.10, 933,592.44 and 434,759.76

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Solution

The fourth proportional to 676,058.10, 933,592.44 and 434,759.76 is: 600,375.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,058.10 : 933,592.44 = 434,759.76 : x
  2. Step 2: Convert to fraction form
    676,058.10/933,592.44 = 434,759.76/x
  3. Step 3: Cross multiply
    676,058.10x = 933,592.44 × 434,759.76
  4. Step 4: Simplify right side
    676,058.10x = 405,888,425,152.21
  5. Step 5: Solve for x
    x = 405,888,425,152.21/676,058.10
  6. Step 6: Final answer
    x = 600,375.06

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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.