Home / 941,075.69-1,298,692.37-511,355.87

Finding the Fourth Proportional to 941,075.69, 1,298,692.37 and 511,355.87

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Solution

The fourth proportional to 941,075.69, 1,298,692.37 and 511,355.87 is: 705,675.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,075.69 : 1,298,692.37 = 511,355.87 : x
  2. Step 2: Convert to fraction form
    941,075.69/1,298,692.37 = 511,355.87/x
  3. Step 3: Cross multiply
    941,075.69x = 1,298,692.37 × 511,355.87
  4. Step 4: Simplify right side
    941,075.69x = 664,093,966,378.74
  5. Step 5: Solve for x
    x = 664,093,966,378.74/941,075.69
  6. Step 6: Final answer
    x = 705,675.41

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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.