Home / 524,922.70-724,393.50-307,173.23

Finding the Fourth Proportional to 524,922.70, 724,393.50 and 307,173.23

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Solution

The fourth proportional to 524,922.70, 724,393.50 and 307,173.23 is: 423,899.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,922.70 : 724,393.50 = 307,173.23 : x
  2. Step 2: Convert to fraction form
    524,922.70/724,393.50 = 307,173.23/x
  3. Step 3: Cross multiply
    524,922.70x = 724,393.50 × 307,173.23
  4. Step 4: Simplify right side
    524,922.70x = 222,514,291,186.01
  5. Step 5: Solve for x
    x = 222,514,291,186.01/524,922.70
  6. Step 6: Final answer
    x = 423,899.16

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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.