Home / 597,900.43-824,594.97-505,220.21

Finding the Fourth Proportional to 597,900.43, 824,594.97 and 505,220.21

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Solution

The fourth proportional to 597,900.43, 824,594.97 and 505,220.21 is: 696,774.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,900.43 : 824,594.97 = 505,220.21 : x
  2. Step 2: Convert to fraction form
    597,900.43/824,594.97 = 505,220.21/x
  3. Step 3: Cross multiply
    597,900.43x = 824,594.97 × 505,220.21
  4. Step 4: Simplify right side
    597,900.43x = 416,602,043,908.34
  5. Step 5: Solve for x
    x = 416,602,043,908.34/597,900.43
  6. Step 6: Final answer
    x = 696,774.95

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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.