Home / 404,033.48-557,567.30-242,980.76

Finding the Fourth Proportional to 404,033.48, 557,567.30 and 242,980.76

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Solution

The fourth proportional to 404,033.48, 557,567.30 and 242,980.76 is: 335,314.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,033.48 : 557,567.30 = 242,980.76 : x
  2. Step 2: Convert to fraction form
    404,033.48/557,567.30 = 242,980.76/x
  3. Step 3: Cross multiply
    404,033.48x = 557,567.30 × 242,980.76
  4. Step 4: Simplify right side
    404,033.48x = 135,478,126,305.15
  5. Step 5: Solve for x
    x = 135,478,126,305.15/404,033.48
  6. Step 6: Final answer
    x = 335,314.11

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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.