Home / 456,022.47-629,373.56-262,426.17

Finding the Fourth Proportional to 456,022.47, 629,373.56 and 262,426.17

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Solution

The fourth proportional to 456,022.47, 629,373.56 and 262,426.17 is: 362,184.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,022.47 : 629,373.56 = 262,426.17 : x
  2. Step 2: Convert to fraction form
    456,022.47/629,373.56 = 262,426.17/x
  3. Step 3: Cross multiply
    456,022.47x = 629,373.56 × 262,426.17
  4. Step 4: Simplify right side
    456,022.47x = 165,164,091,537.93
  5. Step 5: Solve for x
    x = 165,164,091,537.93/456,022.47
  6. Step 6: Final answer
    x = 362,184.11

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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.