Home / 319,802.05-441,328.13-174,608.29

Finding the Fourth Proportional to 319,802.05, 441,328.13 and 174,608.29

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Solution

The fourth proportional to 319,802.05, 441,328.13 and 174,608.29 is: 240,960.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,802.05 : 441,328.13 = 174,608.29 : x
  2. Step 2: Convert to fraction form
    319,802.05/441,328.13 = 174,608.29/x
  3. Step 3: Cross multiply
    319,802.05x = 441,328.13 × 174,608.29
  4. Step 4: Simplify right side
    319,802.05x = 77,059,549,235.16
  5. Step 5: Solve for x
    x = 77,059,549,235.16/319,802.05
  6. Step 6: Final answer
    x = 240,960.15

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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.