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Finding the Fourth Proportional to 607.19, 837.93 and 430.46

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Solution

The fourth proportional to 607.19, 837.93 and 430.46 is: 594.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    607.19 : 837.93 = 430.46 : x
  2. Step 2: Convert to fraction form
    607.19/837.93 = 430.46/x
  3. Step 3: Cross multiply
    607.19x = 837.93 × 430.46
  4. Step 4: Simplify right side
    607.19x = 360,695.35
  5. Step 5: Solve for x
    x = 360,695.35/607.19
  6. Step 6: Final answer
    x = 594.05

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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.