Home / 476,200.17-657,169.02-261,347.85

Finding the Fourth Proportional to 476,200.17, 657,169.02 and 261,347.85

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Solution

The fourth proportional to 476,200.17, 657,169.02 and 261,347.85 is: 360,667.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,200.17 : 657,169.02 = 261,347.85 : x
  2. Step 2: Convert to fraction form
    476,200.17/657,169.02 = 261,347.85/x
  3. Step 3: Cross multiply
    476,200.17x = 657,169.02 × 261,347.85
  4. Step 4: Simplify right side
    476,200.17x = 171,749,710,463.61
  5. Step 5: Solve for x
    x = 171,749,710,463.61/476,200.17
  6. Step 6: Final answer
    x = 360,667.05

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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.