Home / 353,036.02-487,199.93-200,069.15

Finding the Fourth Proportional to 353,036.02, 487,199.93 and 200,069.15

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Solution

The fourth proportional to 353,036.02, 487,199.93 and 200,069.15 is: 276,101.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,036.02 : 487,199.93 = 200,069.15 : x
  2. Step 2: Convert to fraction form
    353,036.02/487,199.93 = 200,069.15/x
  3. Step 3: Cross multiply
    353,036.02x = 487,199.93 × 200,069.15
  4. Step 4: Simplify right side
    353,036.02x = 97,473,676,145.79
  5. Step 5: Solve for x
    x = 97,473,676,145.79/353,036.02
  6. Step 6: Final answer
    x = 276,101.22

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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.