Home / 627,390.24-941,088.51-154,075.74

Finding the Fourth Proportional to 627,390.24, 941,088.51 and 154,075.74

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Solution

The fourth proportional to 627,390.24, 941,088.51 and 154,075.74 is: 231,114.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,390.24 : 941,088.51 = 154,075.74 : x
  2. Step 2: Convert to fraction form
    627,390.24/941,088.51 = 154,075.74/x
  3. Step 3: Cross multiply
    627,390.24x = 941,088.51 × 154,075.74
  4. Step 4: Simplify right side
    627,390.24x = 144,998,908,583.75
  5. Step 5: Solve for x
    x = 144,998,908,583.75/627,390.24
  6. Step 6: Final answer
    x = 231,114.38

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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.