Home / 963,008.64-1,328,953.68-533,322.72

Finding the Fourth Proportional to 963,008.64, 1,328,953.68 and 533,322.72

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Solution

The fourth proportional to 963,008.64, 1,328,953.68 and 533,322.72 is: 735,986.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,008.64 : 1,328,953.68 = 533,322.72 : x
  2. Step 2: Convert to fraction form
    963,008.64/1,328,953.68 = 533,322.72/x
  3. Step 3: Cross multiply
    963,008.64x = 1,328,953.68 × 533,322.72
  4. Step 4: Simplify right side
    963,008.64x = 708,761,191,371.61
  5. Step 5: Solve for x
    x = 708,761,191,371.61/963,008.64
  6. Step 6: Final answer
    x = 735,986.33

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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.