Home / 434,665.60-652,322.40-224,195.20

Finding the Fourth Proportional to 434,665.60, 652,322.40 and 224,195.20

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Solution

The fourth proportional to 434,665.60, 652,322.40 and 224,195.20 is: 336,459.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,665.60 : 652,322.40 = 224,195.20 : x
  2. Step 2: Convert to fraction form
    434,665.60/652,322.40 = 224,195.20/x
  3. Step 3: Cross multiply
    434,665.60x = 652,322.40 × 224,195.20
  4. Step 4: Simplify right side
    434,665.60x = 146,247,550,932.48
  5. Step 5: Solve for x
    x = 146,247,550,932.48/434,665.60
  6. Step 6: Final answer
    x = 336,459.92

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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.