Home / 696,516.10-1,044,774.38-459,803.45

Finding the Fourth Proportional to 696,516.10, 1,044,774.38 and 459,803.45

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Solution

The fourth proportional to 696,516.10, 1,044,774.38 and 459,803.45 is: 689,705.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,516.10 : 1,044,774.38 = 459,803.45 : x
  2. Step 2: Convert to fraction form
    696,516.10/1,044,774.38 = 459,803.45/x
  3. Step 3: Cross multiply
    696,516.10x = 1,044,774.38 × 459,803.45
  4. Step 4: Simplify right side
    696,516.10x = 480,390,868,157.06
  5. Step 5: Solve for x
    x = 480,390,868,157.06/696,516.10
  6. Step 6: Final answer
    x = 689,705.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.