Home / 526,811.59-790,457.28-223,288.93

Finding the Fourth Proportional to 526,811.59, 790,457.28 and 223,288.93

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Solution

The fourth proportional to 526,811.59, 790,457.28 and 223,288.93 is: 335,035.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,811.59 : 790,457.28 = 223,288.93 : x
  2. Step 2: Convert to fraction form
    526,811.59/790,457.28 = 223,288.93/x
  3. Step 3: Cross multiply
    526,811.59x = 790,457.28 × 223,288.93
  4. Step 4: Simplify right side
    526,811.59x = 176,500,360,261.91
  5. Step 5: Solve for x
    x = 176,500,360,261.91/526,811.59
  6. Step 6: Final answer
    x = 335,035.07

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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.