Home / 893,988.80-1,339,233.60-537,945.20

Finding the Fourth Proportional to 893,988.80, 1,339,233.60 and 537,945.20

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Solution

The fourth proportional to 893,988.80, 1,339,233.60 and 537,945.20 is: 805,865.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,988.80 : 1,339,233.60 = 537,945.20 : x
  2. Step 2: Convert to fraction form
    893,988.80/1,339,233.60 = 537,945.20/x
  3. Step 3: Cross multiply
    893,988.80x = 1,339,233.60 × 537,945.20
  4. Step 4: Simplify right side
    893,988.80x = 720,434,286,798.72
  5. Step 5: Solve for x
    x = 720,434,286,798.72/893,988.80
  6. Step 6: Final answer
    x = 805,865.00

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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.