Home / 319,607.01-441,082.59-183,688.38

Finding the Fourth Proportional to 319,607.01, 441,082.59 and 183,688.38

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Solution

The fourth proportional to 319,607.01, 441,082.59 and 183,688.38 is: 253,504.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,607.01 : 441,082.59 = 183,688.38 : x
  2. Step 2: Convert to fraction form
    319,607.01/441,082.59 = 183,688.38/x
  3. Step 3: Cross multiply
    319,607.01x = 441,082.59 × 183,688.38
  4. Step 4: Simplify right side
    319,607.01x = 81,021,746,403.30
  5. Step 5: Solve for x
    x = 81,021,746,403.30/319,607.01
  6. Step 6: Final answer
    x = 253,504.28

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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.