Home / 906,458.70-1,359,688.05-434,066.70

Finding the Fourth Proportional to 906,458.70, 1,359,688.05 and 434,066.70

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Solution

The fourth proportional to 906,458.70, 1,359,688.05 and 434,066.70 is: 651,100.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,458.70 : 1,359,688.05 = 434,066.70 : x
  2. Step 2: Convert to fraction form
    906,458.70/1,359,688.05 = 434,066.70/x
  3. Step 3: Cross multiply
    906,458.70x = 1,359,688.05 × 434,066.70
  4. Step 4: Simplify right side
    906,458.70x = 590,195,304,892.94
  5. Step 5: Solve for x
    x = 590,195,304,892.94/906,458.70
  6. Step 6: Final answer
    x = 651,100.05

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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.