Home / 857,698.47-1,184,376.33-535,958.37

Finding the Fourth Proportional to 857,698.47, 1,184,376.33 and 535,958.37

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Solution

The fourth proportional to 857,698.47, 1,184,376.33 and 535,958.37 is: 740,092.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,698.47 : 1,184,376.33 = 535,958.37 : x
  2. Step 2: Convert to fraction form
    857,698.47/1,184,376.33 = 535,958.37/x
  3. Step 3: Cross multiply
    857,698.47x = 1,184,376.33 × 535,958.37
  4. Step 4: Simplify right side
    857,698.47x = 634,776,407,293.38
  5. Step 5: Solve for x
    x = 634,776,407,293.38/857,698.47
  6. Step 6: Final answer
    x = 740,092.74

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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.