Home / 783,104.90-1,174,657.35-363,200.90

Finding the Fourth Proportional to 783,104.90, 1,174,657.35 and 363,200.90

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Solution

The fourth proportional to 783,104.90, 1,174,657.35 and 363,200.90 is: 544,801.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,104.90 : 1,174,657.35 = 363,200.90 : x
  2. Step 2: Convert to fraction form
    783,104.90/1,174,657.35 = 363,200.90/x
  3. Step 3: Cross multiply
    783,104.90x = 1,174,657.35 × 363,200.90
  4. Step 4: Simplify right side
    783,104.90x = 426,636,606,711.62
  5. Step 5: Solve for x
    x = 426,636,606,711.62/783,104.90
  6. Step 6: Final answer
    x = 544,801.35

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Double scale
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Similar ratio
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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.