Home / 511,344.16-767,016.30-156,358.19

Finding the Fourth Proportional to 511,344.16, 767,016.30 and 156,358.19

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Solution

The fourth proportional to 511,344.16, 767,016.30 and 156,358.19 is: 234,537.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,344.16 : 767,016.30 = 156,358.19 : x
  2. Step 2: Convert to fraction form
    511,344.16/767,016.30 = 156,358.19/x
  3. Step 3: Cross multiply
    511,344.16x = 767,016.30 × 156,358.19
  4. Step 4: Simplify right side
    511,344.16x = 119,929,280,368.50
  5. Step 5: Solve for x
    x = 119,929,280,368.50/511,344.16
  6. Step 6: Final answer
    x = 234,537.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.