Home / 963,487.75-1,329,660.55-533,769.59

Finding the Fourth Proportional to 963,487.75, 1,329,660.55 and 533,769.59

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Solution

The fourth proportional to 963,487.75, 1,329,660.55 and 533,769.59 is: 736,628.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,487.75 : 1,329,660.55 = 533,769.59 : x
  2. Step 2: Convert to fraction form
    963,487.75/1,329,660.55 = 533,769.59/x
  3. Step 3: Cross multiply
    963,487.75x = 1,329,660.55 × 533,769.59
  4. Step 4: Simplify right side
    963,487.75x = 709,732,366,612.68
  5. Step 5: Solve for x
    x = 709,732,366,612.68/963,487.75
  6. Step 6: Final answer
    x = 736,628.32

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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.