Home / 708,535.08-977,750.46-386,238.24

Finding the Fourth Proportional to 708,535.08, 977,750.46 and 386,238.24

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Solution

The fourth proportional to 708,535.08, 977,750.46 and 386,238.24 is: 532,993.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,535.08 : 977,750.46 = 386,238.24 : x
  2. Step 2: Convert to fraction form
    708,535.08/977,750.46 = 386,238.24/x
  3. Step 3: Cross multiply
    708,535.08x = 977,750.46 × 386,238.24
  4. Step 4: Simplify right side
    708,535.08x = 377,644,616,829.59
  5. Step 5: Solve for x
    x = 377,644,616,829.59/708,535.08
  6. Step 6: Final answer
    x = 532,993.53

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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.