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Finding the Fourth Proportional to 616,798.32, 924,517.32 and 403,477.68

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Solution

The fourth proportional to 616,798.32, 924,517.32 and 403,477.68 is: 604,771.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,798.32 : 924,517.32 = 403,477.68 : x
  2. Step 2: Convert to fraction form
    616,798.32/924,517.32 = 403,477.68/x
  3. Step 3: Cross multiply
    616,798.32x = 924,517.32 × 403,477.68
  4. Step 4: Simplify right side
    616,798.32x = 373,022,103,393.42
  5. Step 5: Solve for x
    x = 373,022,103,393.42/616,798.32
  6. Step 6: Final answer
    x = 604,771.59

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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.