Home / 314,799.90-434,374.20-176,951.64

Finding the Fourth Proportional to 314,799.90, 434,374.20 and 176,951.64

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Solution

The fourth proportional to 314,799.90, 434,374.20 and 176,951.64 is: 244,165.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,799.90 : 434,374.20 = 176,951.64 : x
  2. Step 2: Convert to fraction form
    314,799.90/434,374.20 = 176,951.64/x
  3. Step 3: Cross multiply
    314,799.90x = 434,374.20 × 176,951.64
  4. Step 4: Simplify right side
    314,799.90x = 76,863,227,063.69
  5. Step 5: Solve for x
    x = 76,863,227,063.69/314,799.90
  6. Step 6: Final answer
    x = 244,165.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.