Home / 893,700.56-1,233,313.08-485,802.56

Finding the Fourth Proportional to 893,700.56, 1,233,313.08 and 485,802.56

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Solution

The fourth proportional to 893,700.56, 1,233,313.08 and 485,802.56 is: 670,410.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,700.56 : 1,233,313.08 = 485,802.56 : x
  2. Step 2: Convert to fraction form
    893,700.56/1,233,313.08 = 485,802.56/x
  3. Step 3: Cross multiply
    893,700.56x = 1,233,313.08 × 485,802.56
  4. Step 4: Simplify right side
    893,700.56x = 599,146,651,545.49
  5. Step 5: Solve for x
    x = 599,146,651,545.49/893,700.56
  6. Step 6: Final answer
    x = 670,410.96

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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.