Home / 963,322.64-1,329,395.88-533,609.36

Finding the Fourth Proportional to 963,322.64, 1,329,395.88 and 533,609.36

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Solution

The fourth proportional to 963,322.64, 1,329,395.88 and 533,609.36 is: 736,386.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,322.64 : 1,329,395.88 = 533,609.36 : x
  2. Step 2: Convert to fraction form
    963,322.64/1,329,395.88 = 533,609.36/x
  3. Step 3: Cross multiply
    963,322.64x = 1,329,395.88 × 533,609.36
  4. Step 4: Simplify right side
    963,322.64x = 709,378,084,713.44
  5. Step 5: Solve for x
    x = 709,378,084,713.44/963,322.64
  6. Step 6: Final answer
    x = 736,386.81

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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.