Home / 438,864.60-658,296.90-404,304.60

Finding the Fourth Proportional to 438,864.60, 658,296.90 and 404,304.60

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Solution

The fourth proportional to 438,864.60, 658,296.90 and 404,304.60 is: 606,456.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,864.60 : 658,296.90 = 404,304.60 : x
  2. Step 2: Convert to fraction form
    438,864.60/658,296.90 = 404,304.60/x
  3. Step 3: Cross multiply
    438,864.60x = 658,296.90 × 404,304.60
  4. Step 4: Simplify right side
    438,864.60x = 266,152,464,835.74
  5. Step 5: Solve for x
    x = 266,152,464,835.74/438,864.60
  6. Step 6: Final answer
    x = 606,456.90

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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.