Home / 856,225.17-1,181,590.71-474,276.56

Finding the Fourth Proportional to 856,225.17, 1,181,590.71 and 474,276.56

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Solution

The fourth proportional to 856,225.17, 1,181,590.71 and 474,276.56 is: 654,501.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,225.17 : 1,181,590.71 = 474,276.56 : x
  2. Step 2: Convert to fraction form
    856,225.17/1,181,590.71 = 474,276.56/x
  3. Step 3: Cross multiply
    856,225.17x = 1,181,590.71 × 474,276.56
  4. Step 4: Simplify right side
    856,225.17x = 560,400,771,358.80
  5. Step 5: Solve for x
    x = 560,400,771,358.80/856,225.17
  6. Step 6: Final answer
    x = 654,501.63

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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.