Home / 319,748.93-441,253.59-176,509.07

Finding the Fourth Proportional to 319,748.93, 441,253.59 and 176,509.07

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Solution

The fourth proportional to 319,748.93, 441,253.59 and 176,509.07 is: 243,582.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,748.93 : 441,253.59 = 176,509.07 : x
  2. Step 2: Convert to fraction form
    319,748.93/441,253.59 = 176,509.07/x
  3. Step 3: Cross multiply
    319,748.93x = 441,253.59 × 176,509.07
  4. Step 4: Simplify right side
    319,748.93x = 77,885,258,598.79
  5. Step 5: Solve for x
    x = 77,885,258,598.79/319,748.93
  6. Step 6: Final answer
    x = 243,582.55

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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.