Home / 822,117.78-1,233,031.16-223,125.62

Finding the Fourth Proportional to 822,117.78, 1,233,031.16 and 223,125.62

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Solution

The fourth proportional to 822,117.78, 1,233,031.16 and 223,125.62 is: 334,648.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,117.78 : 1,233,031.16 = 223,125.62 : x
  2. Step 2: Convert to fraction form
    822,117.78/1,233,031.16 = 223,125.62/x
  3. Step 3: Cross multiply
    822,117.78x = 1,233,031.16 × 223,125.62
  4. Step 4: Simplify right side
    822,117.78x = 275,120,842,054.32
  5. Step 5: Solve for x
    x = 275,120,842,054.32/822,117.78
  6. Step 6: Final answer
    x = 334,648.94

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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.