Home / 411,029.28-616,554.86-144,729.23

Finding the Fourth Proportional to 411,029.28, 616,554.86 and 144,729.23

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Solution

The fourth proportional to 411,029.28, 616,554.86 and 144,729.23 is: 217,097.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,029.28 : 616,554.86 = 144,729.23 : x
  2. Step 2: Convert to fraction form
    411,029.28/616,554.86 = 144,729.23/x
  3. Step 3: Cross multiply
    411,029.28x = 616,554.86 × 144,729.23
  4. Step 4: Simplify right side
    411,029.28x = 89,233,506,334.14
  5. Step 5: Solve for x
    x = 89,233,506,334.14/411,029.28
  6. Step 6: Final answer
    x = 217,097.69

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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.