Home / 369,241.40-553,466.58-263,740.28

Finding the Fourth Proportional to 369,241.40, 553,466.58 and 263,740.28

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Solution

The fourth proportional to 369,241.40, 553,466.58 and 263,740.28 is: 395,327.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,241.40 : 553,466.58 = 263,740.28 : x
  2. Step 2: Convert to fraction form
    369,241.40/553,466.58 = 263,740.28/x
  3. Step 3: Cross multiply
    369,241.40x = 553,466.58 × 263,740.28
  4. Step 4: Simplify right side
    369,241.40x = 145,971,430,779.84
  5. Step 5: Solve for x
    x = 145,971,430,779.84/369,241.40
  6. Step 6: Final answer
    x = 395,327.91

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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.