Home / 448,090.13-618,360.95-244,140.41

Finding the Fourth Proportional to 448,090.13, 618,360.95 and 244,140.41

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Solution

The fourth proportional to 448,090.13, 618,360.95 and 244,140.41 is: 336,911.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,090.13 : 618,360.95 = 244,140.41 : x
  2. Step 2: Convert to fraction form
    448,090.13/618,360.95 = 244,140.41/x
  3. Step 3: Cross multiply
    448,090.13x = 618,360.95 × 244,140.41
  4. Step 4: Simplify right side
    448,090.13x = 150,966,894,640.29
  5. Step 5: Solve for x
    x = 150,966,894,640.29/448,090.13
  6. Step 6: Final answer
    x = 336,911.89

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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.