Home / 626,065.20-939,134.15-176,748.45

Finding the Fourth Proportional to 626,065.20, 939,134.15 and 176,748.45

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Solution

The fourth proportional to 626,065.20, 939,134.15 and 176,748.45 is: 265,132.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,065.20 : 939,134.15 = 176,748.45 : x
  2. Step 2: Convert to fraction form
    626,065.20/939,134.15 = 176,748.45/x
  3. Step 3: Cross multiply
    626,065.20x = 939,134.15 × 176,748.45
  4. Step 4: Simplify right side
    626,065.20x = 165,990,509,535.82
  5. Step 5: Solve for x
    x = 165,990,509,535.82/626,065.20
  6. Step 6: Final answer
    x = 265,132.94

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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.