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Finding the Fourth Proportional to 474,038.10, 710,020.35 and 368,025.30

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Solution

The fourth proportional to 474,038.10, 710,020.35 and 368,025.30 is: 551,233.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,038.10 : 710,020.35 = 368,025.30 : x
  2. Step 2: Convert to fraction form
    474,038.10/710,020.35 = 368,025.30/x
  3. Step 3: Cross multiply
    474,038.10x = 710,020.35 × 368,025.30
  4. Step 4: Simplify right side
    474,038.10x = 261,305,452,314.86
  5. Step 5: Solve for x
    x = 261,305,452,314.86/474,038.10
  6. Step 6: Final answer
    x = 551,233.02

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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.