Home / 841,817.48-1,161,689.24-459,845.78

Finding the Fourth Proportional to 841,817.48, 1,161,689.24 and 459,845.78

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Solution

The fourth proportional to 841,817.48, 1,161,689.24 and 459,845.78 is: 634,576.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,817.48 : 1,161,689.24 = 459,845.78 : x
  2. Step 2: Convert to fraction form
    841,817.48/1,161,689.24 = 459,845.78/x
  3. Step 3: Cross multiply
    841,817.48x = 1,161,689.24 × 459,845.78
  4. Step 4: Simplify right side
    841,817.48x = 534,197,890,026.58
  5. Step 5: Solve for x
    x = 534,197,890,026.58/841,817.48
  6. Step 6: Final answer
    x = 634,576.86

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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.