Home / 877,515.54-1,210,971.52-495,566.94

Finding the Fourth Proportional to 877,515.54, 1,210,971.52 and 495,566.94

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Solution

The fourth proportional to 877,515.54, 1,210,971.52 and 495,566.94 is: 683,882.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,515.54 : 1,210,971.52 = 495,566.94 : x
  2. Step 2: Convert to fraction form
    877,515.54/1,210,971.52 = 495,566.94/x
  3. Step 3: Cross multiply
    877,515.54x = 1,210,971.52 × 495,566.94
  4. Step 4: Simplify right side
    877,515.54x = 600,117,450,593.55
  5. Step 5: Solve for x
    x = 600,117,450,593.55/877,515.54
  6. Step 6: Final answer
    x = 683,882.42

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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.