Home / 985,235.06-1,359,639.48-577,239.28

Finding the Fourth Proportional to 985,235.06, 1,359,639.48 and 577,239.28

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Solution

The fourth proportional to 985,235.06, 1,359,639.48 and 577,239.28 is: 796,599.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,235.06 : 1,359,639.48 = 577,239.28 : x
  2. Step 2: Convert to fraction form
    985,235.06/1,359,639.48 = 577,239.28/x
  3. Step 3: Cross multiply
    985,235.06x = 1,359,639.48 × 577,239.28
  4. Step 4: Simplify right side
    985,235.06x = 784,837,314,494.77
  5. Step 5: Solve for x
    x = 784,837,314,494.77/985,235.06
  6. Step 6: Final answer
    x = 796,599.05

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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.