Home / 882,926.61-1,218,402.86-500,945.19

Finding the Fourth Proportional to 882,926.61, 1,218,402.86 and 500,945.19

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Solution

The fourth proportional to 882,926.61, 1,218,402.86 and 500,945.19 is: 691,284.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,926.61 : 1,218,402.86 = 500,945.19 : x
  2. Step 2: Convert to fraction form
    882,926.61/1,218,402.86 = 500,945.19/x
  3. Step 3: Cross multiply
    882,926.61x = 1,218,402.86 × 500,945.19
  4. Step 4: Simplify right side
    882,926.61x = 610,353,049,694.52
  5. Step 5: Solve for x
    x = 610,353,049,694.52/882,926.61
  6. Step 6: Final answer
    x = 691,284.01

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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.