Home / 774,494.34-1,068,849.63-434,962.50

Finding the Fourth Proportional to 774,494.34, 1,068,849.63 and 434,962.50

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Solution

The fourth proportional to 774,494.34, 1,068,849.63 and 434,962.50 is: 600,274.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,494.34 : 1,068,849.63 = 434,962.50 : x
  2. Step 2: Convert to fraction form
    774,494.34/1,068,849.63 = 434,962.50/x
  3. Step 3: Cross multiply
    774,494.34x = 1,068,849.63 × 434,962.50
  4. Step 4: Simplify right side
    774,494.34x = 464,909,507,188.88
  5. Step 5: Solve for x
    x = 464,909,507,188.88/774,494.34
  6. Step 6: Final answer
    x = 600,274.89

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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.