Home / 507,487.50-761,243.58-170,533.02

Finding the Fourth Proportional to 507,487.50, 761,243.58 and 170,533.02

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Solution

The fourth proportional to 507,487.50, 761,243.58 and 170,533.02 is: 255,803.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,487.50 : 761,243.58 = 170,533.02 : x
  2. Step 2: Convert to fraction form
    507,487.50/761,243.58 = 170,533.02/x
  3. Step 3: Cross multiply
    507,487.50x = 761,243.58 × 170,533.02
  4. Step 4: Simplify right side
    507,487.50x = 129,817,166,653.01
  5. Step 5: Solve for x
    x = 129,817,166,653.01/507,487.50
  6. Step 6: Final answer
    x = 255,803.67

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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.