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Finding the Fourth Proportional to 584,179.80, 819,032.70 and 584,179.80

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Solution

The fourth proportional to 584,179.80, 819,032.70 and 584,179.80 is: 819,032.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,179.80 : 819,032.70 = 584,179.80 : x
  2. Step 2: Convert to fraction form
    584,179.80/819,032.70 = 584,179.80/x
  3. Step 3: Cross multiply
    584,179.80x = 819,032.70 × 584,179.80
  4. Step 4: Simplify right side
    584,179.80x = 478,462,358,879.46
  5. Step 5: Solve for x
    x = 478,462,358,879.46/584,179.80
  6. Step 6: Final answer
    x = 819,032.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.