Home / 676,972.50-934,222.05-375,185.94

Finding the Fourth Proportional to 676,972.50, 934,222.05 and 375,185.94

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Solution

The fourth proportional to 676,972.50, 934,222.05 and 375,185.94 is: 517,756.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,972.50 : 934,222.05 = 375,185.94 : x
  2. Step 2: Convert to fraction form
    676,972.50/934,222.05 = 375,185.94/x
  3. Step 3: Cross multiply
    676,972.50x = 934,222.05 × 375,185.94
  4. Step 4: Simplify right side
    676,972.50x = 350,506,977,997.98
  5. Step 5: Solve for x
    x = 350,506,977,997.98/676,972.50
  6. Step 6: Final answer
    x = 517,756.60

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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.