Home / 671,777.28-926,283.52-501,724.16

Finding the Fourth Proportional to 671,777.28, 926,283.52 and 501,724.16

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Solution

The fourth proportional to 671,777.28, 926,283.52 and 501,724.16 is: 691,804.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,777.28 : 926,283.52 = 501,724.16 : x
  2. Step 2: Convert to fraction form
    671,777.28/926,283.52 = 501,724.16/x
  3. Step 3: Cross multiply
    671,777.28x = 926,283.52 × 501,724.16
  4. Step 4: Simplify right side
    671,777.28x = 464,738,820,993.84
  5. Step 5: Solve for x
    x = 464,738,820,993.84/671,777.28
  6. Step 6: Final answer
    x = 691,804.91

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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.