Home / 774,492.39-1,068,796.01-430,384.34

Finding the Fourth Proportional to 774,492.39, 1,068,796.01 and 430,384.34

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Solution

The fourth proportional to 774,492.39, 1,068,796.01 and 430,384.34 is: 593,928.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,492.39 : 1,068,796.01 = 430,384.34 : x
  2. Step 2: Convert to fraction form
    774,492.39/1,068,796.01 = 430,384.34/x
  3. Step 3: Cross multiply
    774,492.39x = 1,068,796.01 × 430,384.34
  4. Step 4: Simplify right side
    774,492.39x = 459,993,057,862.58
  5. Step 5: Solve for x
    x = 459,993,057,862.58/774,492.39
  6. Step 6: Final answer
    x = 593,928.44

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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.