Home / 854,056.04-1,281,084.06-348,855.39

Finding the Fourth Proportional to 854,056.04, 1,281,084.06 and 348,855.39

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Solution

The fourth proportional to 854,056.04, 1,281,084.06 and 348,855.39 is: 523,283.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,056.04 : 1,281,084.06 = 348,855.39 : x
  2. Step 2: Convert to fraction form
    854,056.04/1,281,084.06 = 348,855.39/x
  3. Step 3: Cross multiply
    854,056.04x = 1,281,084.06 × 348,855.39
  4. Step 4: Simplify right side
    854,056.04x = 446,913,079,374.08
  5. Step 5: Solve for x
    x = 446,913,079,374.08/854,056.04
  6. Step 6: Final answer
    x = 523,283.09

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Double scale
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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.