Home / 698,776.24-1,048,385.88-249,487.60

Finding the Fourth Proportional to 698,776.24, 1,048,385.88 and 249,487.60

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Solution

The fourth proportional to 698,776.24, 1,048,385.88 and 249,487.60 is: 374,310.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,776.24 : 1,048,385.88 = 249,487.60 : x
  2. Step 2: Convert to fraction form
    698,776.24/1,048,385.88 = 249,487.60/x
  3. Step 3: Cross multiply
    698,776.24x = 1,048,385.88 × 249,487.60
  4. Step 4: Simplify right side
    698,776.24x = 261,559,277,075.09
  5. Step 5: Solve for x
    x = 261,559,277,075.09/698,776.24
  6. Step 6: Final answer
    x = 374,310.49

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Double scale
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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.