Home / 852,030.52-1,175,806.08-470,057.20

Finding the Fourth Proportional to 852,030.52, 1,175,806.08 and 470,057.20

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Solution

The fourth proportional to 852,030.52, 1,175,806.08 and 470,057.20 is: 648,681.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,030.52 : 1,175,806.08 = 470,057.20 : x
  2. Step 2: Convert to fraction form
    852,030.52/1,175,806.08 = 470,057.20/x
  3. Step 3: Cross multiply
    852,030.52x = 1,175,806.08 × 470,057.20
  4. Step 4: Simplify right side
    852,030.52x = 552,696,113,707.78
  5. Step 5: Solve for x
    x = 552,696,113,707.78/852,030.52
  6. Step 6: Final answer
    x = 648,681.12

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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.