Home / 412,525.12-569,178.48-242,727.52

Finding the Fourth Proportional to 412,525.12, 569,178.48 and 242,727.52

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Solution

The fourth proportional to 412,525.12, 569,178.48 and 242,727.52 is: 334,901.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,525.12 : 569,178.48 = 242,727.52 : x
  2. Step 2: Convert to fraction form
    412,525.12/569,178.48 = 242,727.52/x
  3. Step 3: Cross multiply
    412,525.12x = 569,178.48 × 242,727.52
  4. Step 4: Simplify right side
    412,525.12x = 138,155,280,887.77
  5. Step 5: Solve for x
    x = 138,155,280,887.77/412,525.12
  6. Step 6: Final answer
    x = 334,901.50

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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.