Home / 963,581.85-1,329,687.39-533,836.35

Finding the Fourth Proportional to 963,581.85, 1,329,687.39 and 533,836.35

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Solution

The fourth proportional to 963,581.85, 1,329,687.39 and 533,836.35 is: 736,663.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,581.85 : 1,329,687.39 = 533,836.35 : x
  2. Step 2: Convert to fraction form
    963,581.85/1,329,687.39 = 533,836.35/x
  3. Step 3: Cross multiply
    963,581.85x = 1,329,687.39 × 533,836.35
  4. Step 4: Simplify right side
    963,581.85x = 709,835,462,918.63
  5. Step 5: Solve for x
    x = 709,835,462,918.63/963,581.85
  6. Step 6: Final answer
    x = 736,663.38

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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.