Home / 977,761.80-1,464,674.40-504,713.70

Finding the Fourth Proportional to 977,761.80, 1,464,674.40 and 504,713.70

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Solution

The fourth proportional to 977,761.80, 1,464,674.40 and 504,713.70 is: 756,054.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,761.80 : 1,464,674.40 = 504,713.70 : x
  2. Step 2: Convert to fraction form
    977,761.80/1,464,674.40 = 504,713.70/x
  3. Step 3: Cross multiply
    977,761.80x = 1,464,674.40 × 504,713.70
  4. Step 4: Simplify right side
    977,761.80x = 739,241,235,719.28
  5. Step 5: Solve for x
    x = 739,241,235,719.28/977,761.80
  6. Step 6: Final answer
    x = 756,054.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.