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Finding the Fourth Proportional to 604,560.65, 834,413.01 and 346,610.90

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Solution

The fourth proportional to 604,560.65, 834,413.01 and 346,610.90 is: 478,391.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,560.65 : 834,413.01 = 346,610.90 : x
  2. Step 2: Convert to fraction form
    604,560.65/834,413.01 = 346,610.90/x
  3. Step 3: Cross multiply
    604,560.65x = 834,413.01 × 346,610.90
  4. Step 4: Simplify right side
    604,560.65x = 289,216,644,367.81
  5. Step 5: Solve for x
    x = 289,216,644,367.81/604,560.65
  6. Step 6: Final answer
    x = 478,391.45

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1.5x scale

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.