Home / 852,857.06-1,176,934.80-470,886.56

Finding the Fourth Proportional to 852,857.06, 1,176,934.80 and 470,886.56

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Solution

The fourth proportional to 852,857.06, 1,176,934.80 and 470,886.56 is: 649,819.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,857.06 : 1,176,934.80 = 470,886.56 : x
  2. Step 2: Convert to fraction form
    852,857.06/1,176,934.80 = 470,886.56/x
  3. Step 3: Cross multiply
    852,857.06x = 1,176,934.80 × 470,886.56
  4. Step 4: Simplify right side
    852,857.06x = 554,202,779,316.29
  5. Step 5: Solve for x
    x = 554,202,779,316.29/852,857.06
  6. Step 6: Final answer
    x = 649,819.07

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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.