Home / 904,240.80-1,355,194.80-692,830.80

Finding the Fourth Proportional to 904,240.80, 1,355,194.80 and 692,830.80

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Solution

The fourth proportional to 904,240.80, 1,355,194.80 and 692,830.80 is: 1,038,352.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,240.80 : 1,355,194.80 = 692,830.80 : x
  2. Step 2: Convert to fraction form
    904,240.80/1,355,194.80 = 692,830.80/x
  3. Step 3: Cross multiply
    904,240.80x = 1,355,194.80 × 692,830.80
  4. Step 4: Simplify right side
    904,240.80x = 938,920,697,439.84
  5. Step 5: Solve for x
    x = 938,920,697,439.84/904,240.80
  6. Step 6: Final answer
    x = 1,038,352.50

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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.