Home / 841,816.88-1,161,688.20-459,845.36

Finding the Fourth Proportional to 841,816.88, 1,161,688.20 and 459,845.36

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Solution

The fourth proportional to 841,816.88, 1,161,688.20 and 459,845.36 is: 634,576.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,816.88 : 1,161,688.20 = 459,845.36 : x
  2. Step 2: Convert to fraction form
    841,816.88/1,161,688.20 = 459,845.36/x
  3. Step 3: Cross multiply
    841,816.88x = 1,161,688.20 × 459,845.36
  4. Step 4: Simplify right side
    841,816.88x = 534,196,928,536.75
  5. Step 5: Solve for x
    x = 534,196,928,536.75/841,816.88
  6. Step 6: Final answer
    x = 634,576.17

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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.