Home / 854,971.40-1,282,154.70-293,875.40

Finding the Fourth Proportional to 854,971.40, 1,282,154.70 and 293,875.40

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Solution

The fourth proportional to 854,971.40, 1,282,154.70 and 293,875.40 is: 440,709.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,971.40 : 1,282,154.70 = 293,875.40 : x
  2. Step 2: Convert to fraction form
    854,971.40/1,282,154.70 = 293,875.40/x
  3. Step 3: Cross multiply
    854,971.40x = 1,282,154.70 × 293,875.40
  4. Step 4: Simplify right side
    854,971.40x = 376,793,725,324.38
  5. Step 5: Solve for x
    x = 376,793,725,324.38/854,971.40
  6. Step 6: Final answer
    x = 440,709.16

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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.