Home / 756,043.40-1,133,028.30-616,075.40

Finding the Fourth Proportional to 756,043.40, 1,133,028.30 and 616,075.40

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Solution

The fourth proportional to 756,043.40, 1,133,028.30 and 616,075.40 is: 923,268.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,043.40 : 1,133,028.30 = 616,075.40 : x
  2. Step 2: Convert to fraction form
    756,043.40/1,133,028.30 = 616,075.40/x
  3. Step 3: Cross multiply
    756,043.40x = 1,133,028.30 × 616,075.40
  4. Step 4: Simplify right side
    756,043.40x = 698,030,863,133.82
  5. Step 5: Solve for x
    x = 698,030,863,133.82/756,043.40
  6. Step 6: Final answer
    x = 923,268.25

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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.