Home / 443,396.13-611,886.72-242,192.13

Finding the Fourth Proportional to 443,396.13, 611,886.72 and 242,192.13

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Solution

The fourth proportional to 443,396.13, 611,886.72 and 242,192.13 is: 334,225.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,396.13 : 611,886.72 = 242,192.13 : x
  2. Step 2: Convert to fraction form
    443,396.13/611,886.72 = 242,192.13/x
  3. Step 3: Cross multiply
    443,396.13x = 611,886.72 × 242,192.13
  4. Step 4: Simplify right side
    443,396.13x = 148,194,148,035.51
  5. Step 5: Solve for x
    x = 148,194,148,035.51/443,396.13
  6. Step 6: Final answer
    x = 334,225.17

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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.