Home / 634,946.72-876,237.04-348,493.44

Finding the Fourth Proportional to 634,946.72, 876,237.04 and 348,493.44

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Solution

The fourth proportional to 634,946.72, 876,237.04 and 348,493.44 is: 480,926.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,946.72 : 876,237.04 = 348,493.44 : x
  2. Step 2: Convert to fraction form
    634,946.72/876,237.04 = 348,493.44/x
  3. Step 3: Cross multiply
    634,946.72x = 876,237.04 × 348,493.44
  4. Step 4: Simplify right side
    634,946.72x = 305,362,860,325.02
  5. Step 5: Solve for x
    x = 305,362,860,325.02/634,946.72
  6. Step 6: Final answer
    x = 480,926.75

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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.