Home / 832,469.49-1,148,808.83-450,496.31

Finding the Fourth Proportional to 832,469.49, 1,148,808.83 and 450,496.31

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Solution

The fourth proportional to 832,469.49, 1,148,808.83 and 450,496.31 is: 621,685.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,469.49 : 1,148,808.83 = 450,496.31 : x
  2. Step 2: Convert to fraction form
    832,469.49/1,148,808.83 = 450,496.31/x
  3. Step 3: Cross multiply
    832,469.49x = 1,148,808.83 × 450,496.31
  4. Step 4: Simplify right side
    832,469.49x = 517,534,130,813.89
  5. Step 5: Solve for x
    x = 517,534,130,813.89/832,469.49
  6. Step 6: Final answer
    x = 621,685.40

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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.