Home / 778,679.16-1,168,011.36-246,200.28

Finding the Fourth Proportional to 778,679.16, 1,168,011.36 and 246,200.28

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Solution

The fourth proportional to 778,679.16, 1,168,011.36 and 246,200.28 is: 369,298.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,679.16 : 1,168,011.36 = 246,200.28 : x
  2. Step 2: Convert to fraction form
    778,679.16/1,168,011.36 = 246,200.28/x
  3. Step 3: Cross multiply
    778,679.16x = 1,168,011.36 × 246,200.28
  4. Step 4: Simplify right side
    778,679.16x = 287,564,723,875.18
  5. Step 5: Solve for x
    x = 287,564,723,875.18/778,679.16
  6. Step 6: Final answer
    x = 369,298.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.