Home / 526,914.81-790,374.23-127,554.93

Finding the Fourth Proportional to 526,914.81, 790,374.23 and 127,554.93

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Solution

The fourth proportional to 526,914.81, 790,374.23 and 127,554.93 is: 191,332.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,914.81 : 790,374.23 = 127,554.93 : x
  2. Step 2: Convert to fraction form
    526,914.81/790,374.23 = 127,554.93/x
  3. Step 3: Cross multiply
    526,914.81x = 790,374.23 × 127,554.93
  4. Step 4: Simplify right side
    526,914.81x = 100,816,128,943.68
  5. Step 5: Solve for x
    x = 100,816,128,943.68/526,914.81
  6. Step 6: Final answer
    x = 191,332.88

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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.