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Finding the Fourth Proportional to 616,632.70, 924,334.65 and 283,627.90

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Solution

The fourth proportional to 616,632.70, 924,334.65 and 283,627.90 is: 425,159.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,632.70 : 924,334.65 = 283,627.90 : x
  2. Step 2: Convert to fraction form
    616,632.70/924,334.65 = 283,627.90/x
  3. Step 3: Cross multiply
    616,632.70x = 924,334.65 × 283,627.90
  4. Step 4: Simplify right side
    616,632.70x = 262,167,095,676.74
  5. Step 5: Solve for x
    x = 262,167,095,676.74/616,632.70
  6. Step 6: Final answer
    x = 425,159.25

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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.