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Finding the Fourth Proportional to 608,064.88, 912,294.04 and 292,480.56

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Solution

The fourth proportional to 608,064.88, 912,294.04 and 292,480.56 is: 438,815.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,064.88 : 912,294.04 = 292,480.56 : x
  2. Step 2: Convert to fraction form
    608,064.88/912,294.04 = 292,480.56/x
  3. Step 3: Cross multiply
    608,064.88x = 912,294.04 × 292,480.56
  4. Step 4: Simplify right side
    608,064.88x = 266,828,271,703.86
  5. Step 5: Solve for x
    x = 266,828,271,703.86/608,064.88
  6. Step 6: Final answer
    x = 438,815.46

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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.