Home / 852,542.19-1,176,508.32-470,569.07

Finding the Fourth Proportional to 852,542.19, 1,176,508.32 and 470,569.07

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Solution

The fourth proportional to 852,542.19, 1,176,508.32 and 470,569.07 is: 649,385.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,542.19 : 1,176,508.32 = 470,569.07 : x
  2. Step 2: Convert to fraction form
    852,542.19/1,176,508.32 = 470,569.07/x
  3. Step 3: Cross multiply
    852,542.19x = 1,176,508.32 × 470,569.07
  4. Step 4: Simplify right side
    852,542.19x = 553,628,425,989.66
  5. Step 5: Solve for x
    x = 553,628,425,989.66/852,542.19
  6. Step 6: Final answer
    x = 649,385.37

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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.