Home / 985,349.75-1,477,368.32-354,181.55

Finding the Fourth Proportional to 985,349.75, 1,477,368.32 and 354,181.55

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Solution

The fourth proportional to 985,349.75, 1,477,368.32 and 354,181.55 is: 531,036.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,349.75 : 1,477,368.32 = 354,181.55 : x
  2. Step 2: Convert to fraction form
    985,349.75/1,477,368.32 = 354,181.55/x
  3. Step 3: Cross multiply
    985,349.75x = 1,477,368.32 × 354,181.55
  4. Step 4: Simplify right side
    985,349.75x = 523,256,592,340.75
  5. Step 5: Solve for x
    x = 523,256,592,340.75/985,349.75
  6. Step 6: Final answer
    x = 531,036.41

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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.