Home / 476,443.19-657,492.89-261,597.17

Finding the Fourth Proportional to 476,443.19, 657,492.89 and 261,597.17

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Solution

The fourth proportional to 476,443.19, 657,492.89 and 261,597.17 is: 361,004.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,443.19 : 657,492.89 = 261,597.17 : x
  2. Step 2: Convert to fraction form
    476,443.19/657,492.89 = 261,597.17/x
  3. Step 3: Cross multiply
    476,443.19x = 657,492.89 × 261,597.17
  4. Step 4: Simplify right side
    476,443.19x = 171,998,279,319.12
  5. Step 5: Solve for x
    x = 171,998,279,319.12/476,443.19
  6. Step 6: Final answer
    x = 361,004.80

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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.