Home / 693,501.96-1,039,957.56-272,482.50

Finding the Fourth Proportional to 693,501.96, 1,039,957.56 and 272,482.50

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Solution

The fourth proportional to 693,501.96, 1,039,957.56 and 272,482.50 is: 408,607.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,501.96 : 1,039,957.56 = 272,482.50 : x
  2. Step 2: Convert to fraction form
    693,501.96/1,039,957.56 = 272,482.50/x
  3. Step 3: Cross multiply
    693,501.96x = 1,039,957.56 × 272,482.50
  4. Step 4: Simplify right side
    693,501.96x = 283,370,235,842.70
  5. Step 5: Solve for x
    x = 283,370,235,842.70/693,501.96
  6. Step 6: Final answer
    x = 408,607.69

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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.