Home / 446,370.48-615,999.36-242,421.36

Finding the Fourth Proportional to 446,370.48, 615,999.36 and 242,421.36

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Solution

The fourth proportional to 446,370.48, 615,999.36 and 242,421.36 is: 334,545.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,370.48 : 615,999.36 = 242,421.36 : x
  2. Step 2: Convert to fraction form
    446,370.48/615,999.36 = 242,421.36/x
  3. Step 3: Cross multiply
    446,370.48x = 615,999.36 × 242,421.36
  4. Step 4: Simplify right side
    446,370.48x = 149,331,402,610.33
  5. Step 5: Solve for x
    x = 149,331,402,610.33/446,370.48
  6. Step 6: Final answer
    x = 334,545.87

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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.