Home / 756,217.92-1,043,654.28-564,899.16

Finding the Fourth Proportional to 756,217.92, 1,043,654.28 and 564,899.16

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Solution

The fourth proportional to 756,217.92, 1,043,654.28 and 564,899.16 is: 779,615.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,217.92 : 1,043,654.28 = 564,899.16 : x
  2. Step 2: Convert to fraction form
    756,217.92/1,043,654.28 = 564,899.16/x
  3. Step 3: Cross multiply
    756,217.92x = 1,043,654.28 × 564,899.16
  4. Step 4: Simplify right side
    756,217.92x = 589,559,426,102.41
  5. Step 5: Solve for x
    x = 589,559,426,102.41/756,217.92
  6. Step 6: Final answer
    x = 779,615.78

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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.