Home / 852,186.69-1,176,042.15-470,238.12

Finding the Fourth Proportional to 852,186.69, 1,176,042.15 and 470,238.12

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Solution

The fourth proportional to 852,186.69, 1,176,042.15 and 470,238.12 is: 648,942.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,186.69 : 1,176,042.15 = 470,238.12 : x
  2. Step 2: Convert to fraction form
    852,186.69/1,176,042.15 = 470,238.12/x
  3. Step 3: Cross multiply
    852,186.69x = 1,176,042.15 × 470,238.12
  4. Step 4: Simplify right side
    852,186.69x = 553,019,849,656.76
  5. Step 5: Solve for x
    x = 553,019,849,656.76/852,186.69
  6. Step 6: Final answer
    x = 648,942.13

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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.