Home / 887,450.02-1,224,680.61-485,042.02

Finding the Fourth Proportional to 887,450.02, 1,224,680.61 and 485,042.02

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Solution

The fourth proportional to 887,450.02, 1,224,680.61 and 485,042.02 is: 669,357.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,450.02 : 1,224,680.61 = 485,042.02 : x
  2. Step 2: Convert to fraction form
    887,450.02/1,224,680.61 = 485,042.02/x
  3. Step 3: Cross multiply
    887,450.02x = 1,224,680.61 × 485,042.02
  4. Step 4: Simplify right side
    887,450.02x = 594,021,556,929.23
  5. Step 5: Solve for x
    x = 594,021,556,929.23/887,450.02
  6. Step 6: Final answer
    x = 669,357.76

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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.