Home / 508,335.03-761,970.53-171,259.20

Finding the Fourth Proportional to 508,335.03, 761,970.53 and 171,259.20

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Solution

The fourth proportional to 508,335.03, 761,970.53 and 171,259.20 is: 256,709.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,335.03 : 761,970.53 = 171,259.20 : x
  2. Step 2: Convert to fraction form
    508,335.03/761,970.53 = 171,259.20/x
  3. Step 3: Cross multiply
    508,335.03x = 761,970.53 × 171,259.20
  4. Step 4: Simplify right side
    508,335.03x = 130,494,462,535.08
  5. Step 5: Solve for x
    x = 130,494,462,535.08/508,335.03
  6. Step 6: Final answer
    x = 256,709.56

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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.