Home / 852,540.19-1,176,505.56-470,567.07

Finding the Fourth Proportional to 852,540.19, 1,176,505.56 and 470,567.07

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Solution

The fourth proportional to 852,540.19, 1,176,505.56 and 470,567.07 is: 649,382.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,540.19 : 1,176,505.56 = 470,567.07 : x
  2. Step 2: Convert to fraction form
    852,540.19/1,176,505.56 = 470,567.07/x
  3. Step 3: Cross multiply
    852,540.19x = 1,176,505.56 × 470,567.07
  4. Step 4: Simplify right side
    852,540.19x = 553,624,774,207.91
  5. Step 5: Solve for x
    x = 553,624,774,207.91/852,540.19
  6. Step 6: Final answer
    x = 649,382.61

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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.