Home / 893,638.80-1,341,413.16-361,507.68

Finding the Fourth Proportional to 893,638.80, 1,341,413.16 and 361,507.68

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Solution

The fourth proportional to 893,638.80, 1,341,413.16 and 361,507.68 is: 542,647.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,638.80 : 1,341,413.16 = 361,507.68 : x
  2. Step 2: Convert to fraction form
    893,638.80/1,341,413.16 = 361,507.68/x
  3. Step 3: Cross multiply
    893,638.80x = 1,341,413.16 × 361,507.68
  4. Step 4: Simplify right side
    893,638.80x = 484,931,159,393.07
  5. Step 5: Solve for x
    x = 484,931,159,393.07/893,638.80
  6. Step 6: Final answer
    x = 542,647.83

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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.