Home / 912,823.91-1,259,681.43-504,925.44

Finding the Fourth Proportional to 912,823.91, 1,259,681.43 and 504,925.44

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Solution

The fourth proportional to 912,823.91, 1,259,681.43 and 504,925.44 is: 696,788.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,823.91 : 1,259,681.43 = 504,925.44 : x
  2. Step 2: Convert to fraction form
    912,823.91/1,259,681.43 = 504,925.44/x
  3. Step 3: Cross multiply
    912,823.91x = 1,259,681.43 × 504,925.44
  4. Step 4: Simplify right side
    912,823.91x = 636,045,200,302.58
  5. Step 5: Solve for x
    x = 636,045,200,302.58/912,823.91
  6. Step 6: Final answer
    x = 696,788.50

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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.