Home / 1,232,327.80-1,700,444.10-688,396.33

Finding the Fourth Proportional to 1,232,327.80, 1,700,444.10 and 688,396.33

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Solution

The fourth proportional to 1,232,327.80, 1,700,444.10 and 688,396.33 is: 949,892.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,327.80 : 1,700,444.10 = 688,396.33 : x
  2. Step 2: Convert to fraction form
    1,232,327.80/1,700,444.10 = 688,396.33/x
  3. Step 3: Cross multiply
    1,232,327.80x = 1,700,444.10 × 688,396.33
  4. Step 4: Simplify right side
    1,232,327.80x = 1,170,579,477,810.15
  5. Step 5: Solve for x
    x = 1,170,579,477,810.15/1,232,327.80
  6. Step 6: Final answer
    x = 949,892.94

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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.