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Finding the Fourth Proportional to 584,878.93, 807,132.98 and 316,606.93

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Solution

The fourth proportional to 584,878.93, 807,132.98 and 316,606.93 is: 436,917.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,878.93 : 807,132.98 = 316,606.93 : x
  2. Step 2: Convert to fraction form
    584,878.93/807,132.98 = 316,606.93/x
  3. Step 3: Cross multiply
    584,878.93x = 807,132.98 × 316,606.93
  4. Step 4: Simplify right side
    584,878.93x = 255,543,893,673.24
  5. Step 5: Solve for x
    x = 255,543,893,673.24/584,878.93
  6. Step 6: Final answer
    x = 436,917.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.