Home / 835,393.09-1,152,811.62-453,411.67

Finding the Fourth Proportional to 835,393.09, 1,152,811.62 and 453,411.67

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Solution

The fourth proportional to 835,393.09, 1,152,811.62 and 453,411.67 is: 625,691.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,393.09 : 1,152,811.62 = 453,411.67 : x
  2. Step 2: Convert to fraction form
    835,393.09/1,152,811.62 = 453,411.67/x
  3. Step 3: Cross multiply
    835,393.09x = 1,152,811.62 × 453,411.67
  4. Step 4: Simplify right side
    835,393.09x = 522,698,241,819.61
  5. Step 5: Solve for x
    x = 522,698,241,819.61/835,393.09
  6. Step 6: Final answer
    x = 625,691.36

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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.