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Finding the Fourth Proportional to 477,897.71, 659,499.00 and 263,036.23

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Solution

The fourth proportional to 477,897.71, 659,499.00 and 263,036.23 is: 362,990.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,897.71 : 659,499.00 = 263,036.23 : x
  2. Step 2: Convert to fraction form
    477,897.71/659,499.00 = 263,036.23/x
  3. Step 3: Cross multiply
    477,897.71x = 659,499.00 × 263,036.23
  4. Step 4: Simplify right side
    477,897.71x = 173,472,128,013.64
  5. Step 5: Solve for x
    x = 173,472,128,013.64/477,897.71
  6. Step 6: Final answer
    x = 362,990.08

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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.