Home / 852,579.48-1,176,569.52-470,606.64

Finding the Fourth Proportional to 852,579.48, 1,176,569.52 and 470,606.64

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Solution

The fourth proportional to 852,579.48, 1,176,569.52 and 470,606.64 is: 649,442.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,579.48 : 1,176,569.52 = 470,606.64 : x
  2. Step 2: Convert to fraction form
    852,579.48/1,176,569.52 = 470,606.64/x
  3. Step 3: Cross multiply
    852,579.48x = 1,176,569.52 × 470,606.64
  4. Step 4: Simplify right side
    852,579.48x = 553,701,428,533.61
  5. Step 5: Solve for x
    x = 553,701,428,533.61/852,579.48
  6. Step 6: Final answer
    x = 649,442.59

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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.