Home / 723,534.08-998,461.40-417,586.46

Finding the Fourth Proportional to 723,534.08, 998,461.40 and 417,586.46

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Solution

The fourth proportional to 723,534.08, 998,461.40 and 417,586.46 is: 576,260.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,534.08 : 998,461.40 = 417,586.46 : x
  2. Step 2: Convert to fraction form
    723,534.08/998,461.40 = 417,586.46/x
  3. Step 3: Cross multiply
    723,534.08x = 998,461.40 × 417,586.46
  4. Step 4: Simplify right side
    723,534.08x = 416,943,961,472.64
  5. Step 5: Solve for x
    x = 416,943,961,472.64/723,534.08
  6. Step 6: Final answer
    x = 576,260.29

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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.