Home / 374,824.60-517,262.70-205,061.56

Finding the Fourth Proportional to 374,824.60, 517,262.70 and 205,061.56

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Solution

The fourth proportional to 374,824.60, 517,262.70 and 205,061.56 is: 282,987.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,824.60 : 517,262.70 = 205,061.56 : x
  2. Step 2: Convert to fraction form
    374,824.60/517,262.70 = 205,061.56/x
  3. Step 3: Cross multiply
    374,824.60x = 517,262.70 × 205,061.56
  4. Step 4: Simplify right side
    374,824.60x = 106,070,696,191.81
  5. Step 5: Solve for x
    x = 106,070,696,191.81/374,824.60
  6. Step 6: Final answer
    x = 282,987.55

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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.