Home / 938,923.93-1,295,784.62-525,502.06

Finding the Fourth Proportional to 938,923.93, 1,295,784.62 and 525,502.06

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Solution

The fourth proportional to 938,923.93, 1,295,784.62 and 525,502.06 is: 725,231.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,923.93 : 1,295,784.62 = 525,502.06 : x
  2. Step 2: Convert to fraction form
    938,923.93/1,295,784.62 = 525,502.06/x
  3. Step 3: Cross multiply
    938,923.93x = 1,295,784.62 × 525,502.06
  4. Step 4: Simplify right side
    938,923.93x = 680,937,485,200.61
  5. Step 5: Solve for x
    x = 680,937,485,200.61/938,923.93
  6. Step 6: Final answer
    x = 725,231.79

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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.