Home / 987,014.35-1,362,084.15-534,305.35

Finding the Fourth Proportional to 987,014.35, 1,362,084.15 and 534,305.35

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Solution

The fourth proportional to 987,014.35, 1,362,084.15 and 534,305.35 is: 737,343.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,014.35 : 1,362,084.15 = 534,305.35 : x
  2. Step 2: Convert to fraction form
    987,014.35/1,362,084.15 = 534,305.35/x
  3. Step 3: Cross multiply
    987,014.35x = 1,362,084.15 × 534,305.35
  4. Step 4: Simplify right side
    987,014.35x = 727,768,848,495.20
  5. Step 5: Solve for x
    x = 727,768,848,495.20/987,014.35
  6. Step 6: Final answer
    x = 737,343.74

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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.