Home / 924,912.88-1,386,528.50-355,931.15

Finding the Fourth Proportional to 924,912.88, 1,386,528.50 and 355,931.15

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Solution

The fourth proportional to 924,912.88, 1,386,528.50 and 355,931.15 is: 533,573.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,912.88 : 1,386,528.50 = 355,931.15 : x
  2. Step 2: Convert to fraction form
    924,912.88/1,386,528.50 = 355,931.15/x
  3. Step 3: Cross multiply
    924,912.88x = 1,386,528.50 × 355,931.15
  4. Step 4: Simplify right side
    924,912.88x = 493,508,677,469.96
  5. Step 5: Solve for x
    x = 493,508,677,469.96/924,912.88
  6. Step 6: Final answer
    x = 533,573.15

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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.