Home / 859,496.92-1,186,142.65-477,523.70

Finding the Fourth Proportional to 859,496.92, 1,186,142.65 and 477,523.70

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Solution

The fourth proportional to 859,496.92, 1,186,142.65 and 477,523.70 is: 659,003.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,496.92 : 1,186,142.65 = 477,523.70 : x
  2. Step 2: Convert to fraction form
    859,496.92/1,186,142.65 = 477,523.70/x
  3. Step 3: Cross multiply
    859,496.92x = 1,186,142.65 × 477,523.70
  4. Step 4: Simplify right side
    859,496.92x = 566,411,226,955.81
  5. Step 5: Solve for x
    x = 566,411,226,955.81/859,496.92
  6. Step 6: Final answer
    x = 659,003.21

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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.