Home / 1,089,516.16-1,634,274.24-341,622.40

Finding the Fourth Proportional to 1,089,516.16, 1,634,274.24 and 341,622.40

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Solution

The fourth proportional to 1,089,516.16, 1,634,274.24 and 341,622.40 is: 512,433.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,516.16 : 1,634,274.24 = 341,622.40 : x
  2. Step 2: Convert to fraction form
    1,089,516.16/1,634,274.24 = 341,622.40/x
  3. Step 3: Cross multiply
    1,089,516.16x = 1,634,274.24 × 341,622.40
  4. Step 4: Simplify right side
    1,089,516.16x = 558,304,688,126.98
  5. Step 5: Solve for x
    x = 558,304,688,126.98/1,089,516.16
  6. Step 6: Final answer
    x = 512,433.60

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Double scale
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Similar ratio
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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.