Home / 841,406.98-1,161,137.01-459,431.05

Finding the Fourth Proportional to 841,406.98, 1,161,137.01 and 459,431.05

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Solution

The fourth proportional to 841,406.98, 1,161,137.01 and 459,431.05 is: 634,012.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,406.98 : 1,161,137.01 = 459,431.05 : x
  2. Step 2: Convert to fraction form
    841,406.98/1,161,137.01 = 459,431.05/x
  3. Step 3: Cross multiply
    841,406.98x = 1,161,137.01 × 459,431.05
  4. Step 4: Simplify right side
    841,406.98x = 533,462,395,698.16
  5. Step 5: Solve for x
    x = 533,462,395,698.16/841,406.98
  6. Step 6: Final answer
    x = 634,012.33

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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.