Home / 774,101.04-1,068,200.46-434,503.68

Finding the Fourth Proportional to 774,101.04, 1,068,200.46 and 434,503.68

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Solution

The fourth proportional to 774,101.04, 1,068,200.46 and 434,503.68 is: 599,581.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,101.04 : 1,068,200.46 = 434,503.68 : x
  2. Step 2: Convert to fraction form
    774,101.04/1,068,200.46 = 434,503.68/x
  3. Step 3: Cross multiply
    774,101.04x = 1,068,200.46 × 434,503.68
  4. Step 4: Simplify right side
    774,101.04x = 464,137,030,847.69
  5. Step 5: Solve for x
    x = 464,137,030,847.69/774,101.04
  6. Step 6: Final answer
    x = 599,581.98

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Double scale
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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.