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Finding the Fourth Proportional to 616,249.80, 924,374.70 and 607,392.45

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Solution

The fourth proportional to 616,249.80, 924,374.70 and 607,392.45 is: 911,088.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,249.80 : 924,374.70 = 607,392.45 : x
  2. Step 2: Convert to fraction form
    616,249.80/924,374.70 = 607,392.45/x
  3. Step 3: Cross multiply
    616,249.80x = 924,374.70 × 607,392.45
  4. Step 4: Simplify right side
    616,249.80x = 561,458,213,751.02
  5. Step 5: Solve for x
    x = 561,458,213,751.02/616,249.80
  6. Step 6: Final answer
    x = 911,088.68

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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.