Home / 451,503.32-623,075.46-250,299.32

Finding the Fourth Proportional to 451,503.32, 623,075.46 and 250,299.32

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Solution

The fourth proportional to 451,503.32, 623,075.46 and 250,299.32 is: 345,413.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,503.32 : 623,075.46 = 250,299.32 : x
  2. Step 2: Convert to fraction form
    451,503.32/623,075.46 = 250,299.32/x
  3. Step 3: Cross multiply
    451,503.32x = 623,075.46 × 250,299.32
  4. Step 4: Simplify right side
    451,503.32x = 155,955,363,946.69
  5. Step 5: Solve for x
    x = 155,955,363,946.69/451,503.32
  6. Step 6: Final answer
    x = 345,413.55

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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.