Home / 877,196.07-1,210,530.87-495,247.46

Finding the Fourth Proportional to 877,196.07, 1,210,530.87 and 495,247.46

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Solution

The fourth proportional to 877,196.07, 1,210,530.87 and 495,247.46 is: 683,441.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,196.07 : 1,210,530.87 = 495,247.46 : x
  2. Step 2: Convert to fraction form
    877,196.07/1,210,530.87 = 495,247.46/x
  3. Step 3: Cross multiply
    877,196.07x = 1,210,530.87 × 495,247.46
  4. Step 4: Simplify right side
    877,196.07x = 599,512,332,566.44
  5. Step 5: Solve for x
    x = 599,512,332,566.44/877,196.07
  6. Step 6: Final answer
    x = 683,441.65

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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.