Home / 893,627.55-1,233,214.27-485,730.35

Finding the Fourth Proportional to 893,627.55, 1,233,214.27 and 485,730.35

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Solution

The fourth proportional to 893,627.55, 1,233,214.27 and 485,730.35 is: 670,312.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,627.55 : 1,233,214.27 = 485,730.35 : x
  2. Step 2: Convert to fraction form
    893,627.55/1,233,214.27 = 485,730.35/x
  3. Step 3: Cross multiply
    893,627.55x = 1,233,214.27 × 485,730.35
  4. Step 4: Simplify right side
    893,627.55x = 599,009,598,968.48
  5. Step 5: Solve for x
    x = 599,009,598,968.48/893,627.55
  6. Step 6: Final answer
    x = 670,312.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.