Home / 839,890.95-1,158,628.23-533,467.56

Finding the Fourth Proportional to 839,890.95, 1,158,628.23 and 533,467.56

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Solution

The fourth proportional to 839,890.95, 1,158,628.23 and 533,467.56 is: 735,917.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,890.95 : 1,158,628.23 = 533,467.56 : x
  2. Step 2: Convert to fraction form
    839,890.95/1,158,628.23 = 533,467.56/x
  3. Step 3: Cross multiply
    839,890.95x = 1,158,628.23 × 533,467.56
  4. Step 4: Simplify right side
    839,890.95x = 618,090,574,805.22
  5. Step 5: Solve for x
    x = 618,090,574,805.22/839,890.95
  6. Step 6: Final answer
    x = 735,917.65

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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.