Home / 468,292.35-646,243.45-253,432.36

Finding the Fourth Proportional to 468,292.35, 646,243.45 and 253,432.36

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Solution

The fourth proportional to 468,292.35, 646,243.45 and 253,432.36 is: 349,736.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,292.35 : 646,243.45 = 253,432.36 : x
  2. Step 2: Convert to fraction form
    468,292.35/646,243.45 = 253,432.36/x
  3. Step 3: Cross multiply
    468,292.35x = 646,243.45 × 253,432.36
  4. Step 4: Simplify right side
    468,292.35x = 163,779,002,842.27
  5. Step 5: Solve for x
    x = 163,779,002,842.27/468,292.35
  6. Step 6: Final answer
    x = 349,736.66

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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.