Home / 690,256.41-952,593.05-414,698.55

Finding the Fourth Proportional to 690,256.41, 952,593.05 and 414,698.55

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Solution

The fourth proportional to 690,256.41, 952,593.05 and 414,698.55 is: 572,307.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,256.41 : 952,593.05 = 414,698.55 : x
  2. Step 2: Convert to fraction form
    690,256.41/952,593.05 = 414,698.55/x
  3. Step 3: Cross multiply
    690,256.41x = 952,593.05 × 414,698.55
  4. Step 4: Simplify right side
    690,256.41x = 395,038,957,611.82
  5. Step 5: Solve for x
    x = 395,038,957,611.82/690,256.41
  6. Step 6: Final answer
    x = 572,307.55

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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.