Home / 923,860.80-1,385,661.60-292,838.40

Finding the Fourth Proportional to 923,860.80, 1,385,661.60 and 292,838.40

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Solution

The fourth proportional to 923,860.80, 1,385,661.60 and 292,838.40 is: 439,216.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,860.80 : 1,385,661.60 = 292,838.40 : x
  2. Step 2: Convert to fraction form
    923,860.80/1,385,661.60 = 292,838.40/x
  3. Step 3: Cross multiply
    923,860.80x = 1,385,661.60 × 292,838.40
  4. Step 4: Simplify right side
    923,860.80x = 405,774,925,885.44
  5. Step 5: Solve for x
    x = 405,774,925,885.44/923,860.80
  6. Step 6: Final answer
    x = 439,216.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.