Home / 353,259.04-487,492.89-192,110.65

Finding the Fourth Proportional to 353,259.04, 487,492.89 and 192,110.65

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Solution

The fourth proportional to 353,259.04, 487,492.89 and 192,110.65 is: 265,110.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,259.04 : 487,492.89 = 192,110.65 : x
  2. Step 2: Convert to fraction form
    353,259.04/487,492.89 = 192,110.65/x
  3. Step 3: Cross multiply
    353,259.04x = 487,492.89 × 192,110.65
  4. Step 4: Simplify right side
    353,259.04x = 93,652,575,968.28
  5. Step 5: Solve for x
    x = 93,652,575,968.28/353,259.04
  6. Step 6: Final answer
    x = 265,110.20

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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.