Home / 439,075.36-605,923.76-237,871.36

Finding the Fourth Proportional to 439,075.36, 605,923.76 and 237,871.36

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Solution

The fourth proportional to 439,075.36, 605,923.76 and 237,871.36 is: 328,262.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,075.36 : 605,923.76 = 237,871.36 : x
  2. Step 2: Convert to fraction form
    439,075.36/605,923.76 = 237,871.36/x
  3. Step 3: Cross multiply
    439,075.36x = 605,923.76 × 237,871.36
  4. Step 4: Simplify right side
    439,075.36x = 144,131,908,847.51
  5. Step 5: Solve for x
    x = 144,131,908,847.51/439,075.36
  6. Step 6: Final answer
    x = 328,262.35

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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.