Home / 841,411.48-1,161,143.22-459,435.56

Finding the Fourth Proportional to 841,411.48, 1,161,143.22 and 459,435.56

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Solution

The fourth proportional to 841,411.48, 1,161,143.22 and 459,435.56 is: 634,018.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,411.48 : 1,161,143.22 = 459,435.56 : x
  2. Step 2: Convert to fraction form
    841,411.48/1,161,143.22 = 459,435.56/x
  3. Step 3: Cross multiply
    841,411.48x = 1,161,143.22 × 459,435.56
  4. Step 4: Simplify right side
    841,411.48x = 533,470,485,520.90
  5. Step 5: Solve for x
    x = 533,470,485,520.90/841,411.48
  6. Step 6: Final answer
    x = 634,018.55

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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.