Home / 852,167.38-1,176,015.59-470,218.76

Finding the Fourth Proportional to 852,167.38, 1,176,015.59 and 470,218.76

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Solution

The fourth proportional to 852,167.38, 1,176,015.59 and 470,218.76 is: 648,915.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,167.38 : 1,176,015.59 = 470,218.76 : x
  2. Step 2: Convert to fraction form
    852,167.38/1,176,015.59 = 470,218.76/x
  3. Step 3: Cross multiply
    852,167.38x = 1,176,015.59 × 470,218.76
  4. Step 4: Simplify right side
    852,167.38x = 552,984,592,470.47
  5. Step 5: Solve for x
    x = 552,984,592,470.47/852,167.38
  6. Step 6: Final answer
    x = 648,915.47

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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.