Home / 963,742.50-1,329,993.81-533,982.42

Finding the Fourth Proportional to 963,742.50, 1,329,993.81 and 533,982.42

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Solution

The fourth proportional to 963,742.50, 1,329,993.81 and 533,982.42 is: 736,911.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,742.50 : 1,329,993.81 = 533,982.42 : x
  2. Step 2: Convert to fraction form
    963,742.50/1,329,993.81 = 533,982.42/x
  3. Step 3: Cross multiply
    963,742.50x = 1,329,993.81 × 533,982.42
  4. Step 4: Simplify right side
    963,742.50x = 710,193,313,248.82
  5. Step 5: Solve for x
    x = 710,193,313,248.82/963,742.50
  6. Step 6: Final answer
    x = 736,911.90

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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.