Home / 962,500.89-1,328,235.15-532,771.80

Finding the Fourth Proportional to 962,500.89, 1,328,235.15 and 532,771.80

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Solution

The fourth proportional to 962,500.89, 1,328,235.15 and 532,771.80 is: 735,216.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,500.89 : 1,328,235.15 = 532,771.80 : x
  2. Step 2: Convert to fraction form
    962,500.89/1,328,235.15 = 532,771.80/x
  3. Step 3: Cross multiply
    962,500.89x = 1,328,235.15 × 532,771.80
  4. Step 4: Simplify right side
    962,500.89x = 707,646,231,688.77
  5. Step 5: Solve for x
    x = 707,646,231,688.77/962,500.89
  6. Step 6: Final answer
    x = 735,216.18

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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.