Home / 514,979.24-710,646.58-285,545.85

Finding the Fourth Proportional to 514,979.24, 710,646.58 and 285,545.85

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Solution

The fourth proportional to 514,979.24, 710,646.58 and 285,545.85 is: 394,039.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,979.24 : 710,646.58 = 285,545.85 : x
  2. Step 2: Convert to fraction form
    514,979.24/710,646.58 = 285,545.85/x
  3. Step 3: Cross multiply
    514,979.24x = 710,646.58 × 285,545.85
  4. Step 4: Simplify right side
    514,979.24x = 202,922,178,896.33
  5. Step 5: Solve for x
    x = 202,922,178,896.33/514,979.24
  6. Step 6: Final answer
    x = 394,039.54

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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.