Home / 841,276.51-1,259,903.03-485,211.04

Finding the Fourth Proportional to 841,276.51, 1,259,903.03 and 485,211.04

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Solution

The fourth proportional to 841,276.51, 1,259,903.03 and 485,211.04 is: 726,656.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,276.51 : 1,259,903.03 = 485,211.04 : x
  2. Step 2: Convert to fraction form
    841,276.51/1,259,903.03 = 485,211.04/x
  3. Step 3: Cross multiply
    841,276.51x = 1,259,903.03 × 485,211.04
  4. Step 4: Simplify right side
    841,276.51x = 611,318,853,909.64
  5. Step 5: Solve for x
    x = 611,318,853,909.64/841,276.51
  6. Step 6: Final answer
    x = 726,656.28

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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.