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Finding the Fourth Proportional to 536,260.70, 740,045.85 and 294,548.93

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Solution

The fourth proportional to 536,260.70, 740,045.85 and 294,548.93 is: 406,480.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,260.70 : 740,045.85 = 294,548.93 : x
  2. Step 2: Convert to fraction form
    536,260.70/740,045.85 = 294,548.93/x
  3. Step 3: Cross multiply
    536,260.70x = 740,045.85 × 294,548.93
  4. Step 4: Simplify right side
    536,260.70x = 217,979,714,014.00
  5. Step 5: Solve for x
    x = 217,979,714,014.00/536,260.70
  6. Step 6: Final answer
    x = 406,480.87

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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.