Home / 735,770.52-1,015,640.80-429,946.36

Finding the Fourth Proportional to 735,770.52, 1,015,640.80 and 429,946.36

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Solution

The fourth proportional to 735,770.52, 1,015,640.80 and 429,946.36 is: 593,488.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,770.52 : 1,015,640.80 = 429,946.36 : x
  2. Step 2: Convert to fraction form
    735,770.52/1,015,640.80 = 429,946.36/x
  3. Step 3: Cross multiply
    735,770.52x = 1,015,640.80 × 429,946.36
  4. Step 4: Simplify right side
    735,770.52x = 436,671,061,413.52
  5. Step 5: Solve for x
    x = 436,671,061,413.52/735,770.52
  6. Step 6: Final answer
    x = 593,488.12

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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.