Home / 439,014.36-605,840.94-237,810.36

Finding the Fourth Proportional to 439,014.36, 605,840.94 and 237,810.36

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Solution

The fourth proportional to 439,014.36, 605,840.94 and 237,810.36 is: 328,178.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,014.36 : 605,840.94 = 237,810.36 : x
  2. Step 2: Convert to fraction form
    439,014.36/605,840.94 = 237,810.36/x
  3. Step 3: Cross multiply
    439,014.36x = 605,840.94 × 237,810.36
  4. Step 4: Simplify right side
    439,014.36x = 144,075,252,044.14
  5. Step 5: Solve for x
    x = 144,075,252,044.14/439,014.36
  6. Step 6: Final answer
    x = 328,178.91

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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.