Home / 364,541.20-546,811.80-127,798.45

Finding the Fourth Proportional to 364,541.20, 546,811.80 and 127,798.45

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Solution

The fourth proportional to 364,541.20, 546,811.80 and 127,798.45 is: 191,697.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,541.20 : 546,811.80 = 127,798.45 : x
  2. Step 2: Convert to fraction form
    364,541.20/546,811.80 = 127,798.45/x
  3. Step 3: Cross multiply
    364,541.20x = 546,811.80 × 127,798.45
  4. Step 4: Simplify right side
    364,541.20x = 69,881,700,481.71
  5. Step 5: Solve for x
    x = 69,881,700,481.71/364,541.20
  6. Step 6: Final answer
    x = 191,697.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.