Home / 516,347.06-774,823.73-216,804.60

Finding the Fourth Proportional to 516,347.06, 774,823.73 and 216,804.60

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Solution

The fourth proportional to 516,347.06, 774,823.73 and 216,804.60 is: 325,334.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,347.06 : 774,823.73 = 216,804.60 : x
  2. Step 2: Convert to fraction form
    516,347.06/774,823.73 = 216,804.60/x
  3. Step 3: Cross multiply
    516,347.06x = 774,823.73 × 216,804.60
  4. Step 4: Simplify right side
    516,347.06x = 167,985,347,769.14
  5. Step 5: Solve for x
    x = 167,985,347,769.14/516,347.06
  6. Step 6: Final answer
    x = 325,334.18

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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.