Home / 933,999.93-1,289,016.99-571,665.06

Finding the Fourth Proportional to 933,999.93, 1,289,016.99 and 571,665.06

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Solution

The fourth proportional to 933,999.93, 1,289,016.99 and 571,665.06 is: 788,957.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,999.93 : 1,289,016.99 = 571,665.06 : x
  2. Step 2: Convert to fraction form
    933,999.93/1,289,016.99 = 571,665.06/x
  3. Step 3: Cross multiply
    933,999.93x = 1,289,016.99 × 571,665.06
  4. Step 4: Simplify right side
    933,999.93x = 736,885,974,929.37
  5. Step 5: Solve for x
    x = 736,885,974,929.37/933,999.93
  6. Step 6: Final answer
    x = 788,957.21

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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.