Home / 838,093.95-1,156,691.54-470,612.34

Finding the Fourth Proportional to 838,093.95, 1,156,691.54 and 470,612.34

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Solution

The fourth proportional to 838,093.95, 1,156,691.54 and 470,612.34 is: 649,513.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,093.95 : 1,156,691.54 = 470,612.34 : x
  2. Step 2: Convert to fraction form
    838,093.95/1,156,691.54 = 470,612.34/x
  3. Step 3: Cross multiply
    838,093.95x = 1,156,691.54 × 470,612.34
  4. Step 4: Simplify right side
    838,093.95x = 544,353,309,944.54
  5. Step 5: Solve for x
    x = 544,353,309,944.54/838,093.95
  6. Step 6: Final answer
    x = 649,513.47

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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.