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Finding the Fourth Proportional to 545,095.51, 751,588.09 and 373,096.51

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Solution

The fourth proportional to 545,095.51, 751,588.09 and 373,096.51 is: 514,432.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,095.51 : 751,588.09 = 373,096.51 : x
  2. Step 2: Convert to fraction form
    545,095.51/751,588.09 = 373,096.51/x
  3. Step 3: Cross multiply
    545,095.51x = 751,588.09 × 373,096.51
  4. Step 4: Simplify right side
    545,095.51x = 280,414,893,336.57
  5. Step 5: Solve for x
    x = 280,414,893,336.57/545,095.51
  6. Step 6: Final answer
    x = 514,432.59

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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.