Home / 824,431.24-1,137,655.74-461,793.76

Finding the Fourth Proportional to 824,431.24, 1,137,655.74 and 461,793.76

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Solution

The fourth proportional to 824,431.24, 1,137,655.74 and 461,793.76 is: 637,242.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,431.24 : 1,137,655.74 = 461,793.76 : x
  2. Step 2: Convert to fraction form
    824,431.24/1,137,655.74 = 461,793.76/x
  3. Step 3: Cross multiply
    824,431.24x = 1,137,655.74 × 461,793.76
  4. Step 4: Simplify right side
    824,431.24x = 525,362,321,760.18
  5. Step 5: Solve for x
    x = 525,362,321,760.18/824,431.24
  6. Step 6: Final answer
    x = 637,242.13

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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.