Home / 971,955.42-1,457,767.01-261,817.40

Finding the Fourth Proportional to 971,955.42, 1,457,767.01 and 261,817.40

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Solution

The fourth proportional to 971,955.42, 1,457,767.01 and 261,817.40 is: 392,681.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,955.42 : 1,457,767.01 = 261,817.40 : x
  2. Step 2: Convert to fraction form
    971,955.42/1,457,767.01 = 261,817.40/x
  3. Step 3: Cross multiply
    971,955.42x = 1,457,767.01 × 261,817.40
  4. Step 4: Simplify right side
    971,955.42x = 381,668,759,766.05
  5. Step 5: Solve for x
    x = 381,668,759,766.05/971,955.42
  6. Step 6: Final answer
    x = 392,681.34

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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.