Home / 546,945.94-754,823.33-305,275.60

Finding the Fourth Proportional to 546,945.94, 754,823.33 and 305,275.60

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Solution

The fourth proportional to 546,945.94, 754,823.33 and 305,275.60 is: 421,301.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,945.94 : 754,823.33 = 305,275.60 : x
  2. Step 2: Convert to fraction form
    546,945.94/754,823.33 = 305,275.60/x
  3. Step 3: Cross multiply
    546,945.94x = 754,823.33 × 305,275.60
  4. Step 4: Simplify right side
    546,945.94x = 230,429,144,959.75
  5. Step 5: Solve for x
    x = 230,429,144,959.75/546,945.94
  6. Step 6: Final answer
    x = 421,301.50

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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.