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Finding the Fourth Proportional to 584,932.80, 877,528.80 and 458,961.60

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Solution

The fourth proportional to 584,932.80, 877,528.80 and 458,961.60 is: 688,544.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,932.80 : 877,528.80 = 458,961.60 : x
  2. Step 2: Convert to fraction form
    584,932.80/877,528.80 = 458,961.60/x
  3. Step 3: Cross multiply
    584,932.80x = 877,528.80 × 458,961.60
  4. Step 4: Simplify right side
    584,932.80x = 402,752,022,094.08
  5. Step 5: Solve for x
    x = 402,752,022,094.08/584,932.80
  6. Step 6: Final answer
    x = 688,544.09

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1.5x scale

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.