Home / 648,933.47-895,546.23-358,563.74

Finding the Fourth Proportional to 648,933.47, 895,546.23 and 358,563.74

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Solution

The fourth proportional to 648,933.47, 895,546.23 and 358,563.74 is: 494,827.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,933.47 : 895,546.23 = 358,563.74 : x
  2. Step 2: Convert to fraction form
    648,933.47/895,546.23 = 358,563.74/x
  3. Step 3: Cross multiply
    648,933.47x = 895,546.23 × 358,563.74
  4. Step 4: Simplify right side
    648,933.47x = 321,110,401,093.97
  5. Step 5: Solve for x
    x = 321,110,401,093.97/648,933.47
  6. Step 6: Final answer
    x = 494,827.93

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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.