Home / 287,444.32-396,585.34-166,562.25

Finding the Fourth Proportional to 287,444.32, 396,585.34 and 166,562.25

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Solution

The fourth proportional to 287,444.32, 396,585.34 and 166,562.25 is: 229,805.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    287,444.32 : 396,585.34 = 166,562.25 : x
  2. Step 2: Convert to fraction form
    287,444.32/396,585.34 = 166,562.25/x
  3. Step 3: Cross multiply
    287,444.32x = 396,585.34 × 166,562.25
  4. Step 4: Simplify right side
    287,444.32x = 66,056,146,547.42
  5. Step 5: Solve for x
    x = 66,056,146,547.42/287,444.32
  6. Step 6: Final answer
    x = 229,805.02

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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.