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Finding the Fourth Proportional to 584,021.60, 876,032.40 and 528,034.40

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Solution

The fourth proportional to 584,021.60, 876,032.40 and 528,034.40 is: 792,051.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,021.60 : 876,032.40 = 528,034.40 : x
  2. Step 2: Convert to fraction form
    584,021.60/876,032.40 = 528,034.40/x
  3. Step 3: Cross multiply
    584,021.60x = 876,032.40 × 528,034.40
  4. Step 4: Simplify right side
    584,021.60x = 462,575,242,714.56
  5. Step 5: Solve for x
    x = 462,575,242,714.56/584,021.60
  6. Step 6: Final answer
    x = 792,051.60

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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.