Home / 434,742.60-652,437.90-224,272.20

Finding the Fourth Proportional to 434,742.60, 652,437.90 and 224,272.20

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Solution

The fourth proportional to 434,742.60, 652,437.90 and 224,272.20 is: 336,575.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,742.60 : 652,437.90 = 224,272.20 : x
  2. Step 2: Convert to fraction form
    434,742.60/652,437.90 = 224,272.20/x
  3. Step 3: Cross multiply
    434,742.60x = 652,437.90 × 224,272.20
  4. Step 4: Simplify right side
    434,742.60x = 146,323,683,196.38
  5. Step 5: Solve for x
    x = 146,323,683,196.38/434,742.60
  6. Step 6: Final answer
    x = 336,575.44

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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.