Home / 438,039.24-604,495.02-236,835.24

Finding the Fourth Proportional to 438,039.24, 604,495.02 and 236,835.24

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Solution

The fourth proportional to 438,039.24, 604,495.02 and 236,835.24 is: 326,833.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,039.24 : 604,495.02 = 236,835.24 : x
  2. Step 2: Convert to fraction form
    438,039.24/604,495.02 = 236,835.24/x
  3. Step 3: Cross multiply
    438,039.24x = 604,495.02 × 236,835.24
  4. Step 4: Simplify right side
    438,039.24x = 143,165,723,140.51
  5. Step 5: Solve for x
    x = 143,165,723,140.51/438,039.24
  6. Step 6: Final answer
    x = 326,833.10

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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.