Home / 893,240.82-1,232,727.45-511,258.86

Finding the Fourth Proportional to 893,240.82, 1,232,727.45 and 511,258.86

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Solution

The fourth proportional to 893,240.82, 1,232,727.45 and 511,258.86 is: 705,568.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,240.82 : 1,232,727.45 = 511,258.86 : x
  2. Step 2: Convert to fraction form
    893,240.82/1,232,727.45 = 511,258.86/x
  3. Step 3: Cross multiply
    893,240.82x = 1,232,727.45 × 511,258.86
  4. Step 4: Simplify right side
    893,240.82x = 630,242,830,777.71
  5. Step 5: Solve for x
    x = 630,242,830,777.71/893,240.82
  6. Step 6: Final answer
    x = 705,568.77

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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.