Home / 510,051.06-764,748.54-243,805.68

Finding the Fourth Proportional to 510,051.06, 764,748.54 and 243,805.68

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Solution

The fourth proportional to 510,051.06, 764,748.54 and 243,805.68 is: 365,551.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,051.06 : 764,748.54 = 243,805.68 : x
  2. Step 2: Convert to fraction form
    510,051.06/764,748.54 = 243,805.68/x
  3. Step 3: Cross multiply
    510,051.06x = 764,748.54 × 243,805.68
  4. Step 4: Simplify right side
    510,051.06x = 186,450,037,823.71
  5. Step 5: Solve for x
    x = 186,450,037,823.71/510,051.06
  6. Step 6: Final answer
    x = 365,551.71

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1.5x scale

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.