Home / 628,075.33-942,113.52-154,760.74

Finding the Fourth Proportional to 628,075.33, 942,113.52 and 154,760.74

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Solution

The fourth proportional to 628,075.33, 942,113.52 and 154,760.74 is: 232,141.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,075.33 : 942,113.52 = 154,760.74 : x
  2. Step 2: Convert to fraction form
    628,075.33/942,113.52 = 154,760.74/x
  3. Step 3: Cross multiply
    628,075.33x = 942,113.52 × 154,760.74
  4. Step 4: Simplify right side
    628,075.33x = 145,802,185,519.21
  5. Step 5: Solve for x
    x = 145,802,185,519.21/628,075.33
  6. Step 6: Final answer
    x = 232,141.24

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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.