Home / 908,351.40-1,359,902.70-554,057.40

Finding the Fourth Proportional to 908,351.40, 1,359,902.70 and 554,057.40

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Solution

The fourth proportional to 908,351.40, 1,359,902.70 and 554,057.40 is: 829,485.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,351.40 : 1,359,902.70 = 554,057.40 : x
  2. Step 2: Convert to fraction form
    908,351.40/1,359,902.70 = 554,057.40/x
  3. Step 3: Cross multiply
    908,351.40x = 1,359,902.70 × 554,057.40
  4. Step 4: Simplify right side
    908,351.40x = 753,464,154,214.98
  5. Step 5: Solve for x
    x = 753,464,154,214.98/908,351.40
  6. Step 6: Final answer
    x = 829,485.32

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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.