Home / 876,590.07-1,209,488.83-532,416.41

Finding the Fourth Proportional to 876,590.07, 1,209,488.83 and 532,416.41

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Solution

The fourth proportional to 876,590.07, 1,209,488.83 and 532,416.41 is: 734,609.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,590.07 : 1,209,488.83 = 532,416.41 : x
  2. Step 2: Convert to fraction form
    876,590.07/1,209,488.83 = 532,416.41/x
  3. Step 3: Cross multiply
    876,590.07x = 1,209,488.83 × 532,416.41
  4. Step 4: Simplify right side
    876,590.07x = 643,951,700,803.70
  5. Step 5: Solve for x
    x = 643,951,700,803.70/876,590.07
  6. Step 6: Final answer
    x = 734,609.85

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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.