Home / 936,181.32-1,291,924.90-506,460.20

Finding the Fourth Proportional to 936,181.32, 1,291,924.90 and 506,460.20

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Solution

The fourth proportional to 936,181.32, 1,291,924.90 and 506,460.20 is: 698,912.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,181.32 : 1,291,924.90 = 506,460.20 : x
  2. Step 2: Convert to fraction form
    936,181.32/1,291,924.90 = 506,460.20/x
  3. Step 3: Cross multiply
    936,181.32x = 1,291,924.90 × 506,460.20
  4. Step 4: Simplify right side
    936,181.32x = 654,308,543,238.98
  5. Step 5: Solve for x
    x = 654,308,543,238.98/936,181.32
  6. Step 6: Final answer
    x = 698,912.20

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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.