Home / 714,503.34-1,071,779.58-359,323.74

Finding the Fourth Proportional to 714,503.34, 1,071,779.58 and 359,323.74

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Solution

The fourth proportional to 714,503.34, 1,071,779.58 and 359,323.74 is: 538,997.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,503.34 : 1,071,779.58 = 359,323.74 : x
  2. Step 2: Convert to fraction form
    714,503.34/1,071,779.58 = 359,323.74/x
  3. Step 3: Cross multiply
    714,503.34x = 1,071,779.58 × 359,323.74
  4. Step 4: Simplify right side
    714,503.34x = 385,115,847,141.23
  5. Step 5: Solve for x
    x = 385,115,847,141.23/714,503.34
  6. Step 6: Final answer
    x = 538,997.97

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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.