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Finding the Fourth Proportional to 603,116.70, 903,897.45 and 462,176.70

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Solution

The fourth proportional to 603,116.70, 903,897.45 and 462,176.70 is: 692,669.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,116.70 : 903,897.45 = 462,176.70 : x
  2. Step 2: Convert to fraction form
    603,116.70/903,897.45 = 462,176.70/x
  3. Step 3: Cross multiply
    603,116.70x = 903,897.45 × 462,176.70
  4. Step 4: Simplify right side
    603,116.70x = 417,760,340,579.42
  5. Step 5: Solve for x
    x = 417,760,340,579.42/603,116.70
  6. Step 6: Final answer
    x = 692,669.16

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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.