Home / 410,945.80-616,029.90-242,595.40

Finding the Fourth Proportional to 410,945.80, 616,029.90 and 242,595.40

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Solution

The fourth proportional to 410,945.80, 616,029.90 and 242,595.40 is: 363,663.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,945.80 : 616,029.90 = 242,595.40 : x
  2. Step 2: Convert to fraction form
    410,945.80/616,029.90 = 242,595.40/x
  3. Step 3: Cross multiply
    410,945.80x = 616,029.90 × 242,595.40
  4. Step 4: Simplify right side
    410,945.80x = 149,446,020,002.46
  5. Step 5: Solve for x
    x = 149,446,020,002.46/410,945.80
  6. Step 6: Final answer
    x = 363,663.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.