Home / 823,999.63-1,137,025.50-461,373.07

Finding the Fourth Proportional to 823,999.63, 1,137,025.50 and 461,373.07

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Solution

The fourth proportional to 823,999.63, 1,137,025.50 and 461,373.07 is: 636,642.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,999.63 : 1,137,025.50 = 461,373.07 : x
  2. Step 2: Convert to fraction form
    823,999.63/1,137,025.50 = 461,373.07/x
  3. Step 3: Cross multiply
    823,999.63x = 1,137,025.50 × 461,373.07
  4. Step 4: Simplify right side
    823,999.63x = 524,592,945,603.29
  5. Step 5: Solve for x
    x = 524,592,945,603.29/823,999.63
  6. Step 6: Final answer
    x = 636,642.21

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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.