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Finding the Fourth Proportional to 895,917.15, 1,236,276 and 551,697.93

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Solution

The fourth proportional to 895,917.15, 1,236,276 and 551,697.93 is: 761,287.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,917.15 : 1,236,276 = 551,697.93 : x
  2. Step 2: Convert to fraction form
    895,917.15/1,236,276 = 551,697.93/x
  3. Step 3: Cross multiply
    895,917.15x = 1,236,276 × 551,697.93
  4. Step 4: Simplify right side
    895,917.15x = 682,050,910,108.68
  5. Step 5: Solve for x
    x = 682,050,910,108.68/895,917.15
  6. Step 6: Final answer
    x = 761,287.93

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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.