Home / 852,179.95-1,176,032.76-470,231.34

Finding the Fourth Proportional to 852,179.95, 1,176,032.76 and 470,231.34

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Solution

The fourth proportional to 852,179.95, 1,176,032.76 and 470,231.34 is: 648,932.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,179.95 : 1,176,032.76 = 470,231.34 : x
  2. Step 2: Convert to fraction form
    852,179.95/1,176,032.76 = 470,231.34/x
  3. Step 3: Cross multiply
    852,179.95x = 1,176,032.76 × 470,231.34
  4. Step 4: Simplify right side
    852,179.95x = 553,007,452,387.38
  5. Step 5: Solve for x
    x = 553,007,452,387.38/852,179.95
  6. Step 6: Final answer
    x = 648,932.72

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Double scale
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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.