Home / 1,096,877.80-1,645,316.70-348,999.40

Finding the Fourth Proportional to 1,096,877.80, 1,645,316.70 and 348,999.40

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Solution

The fourth proportional to 1,096,877.80, 1,645,316.70 and 348,999.40 is: 523,499.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,877.80 : 1,645,316.70 = 348,999.40 : x
  2. Step 2: Convert to fraction form
    1,096,877.80/1,645,316.70 = 348,999.40/x
  3. Step 3: Cross multiply
    1,096,877.80x = 1,645,316.70 × 348,999.40
  4. Step 4: Simplify right side
    1,096,877.80x = 574,214,541,109.98
  5. Step 5: Solve for x
    x = 574,214,541,109.98/1,096,877.80
  6. Step 6: Final answer
    x = 523,499.10

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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.