Home / 763,873.08-1,145,802.24-464,436.36

Finding the Fourth Proportional to 763,873.08, 1,145,802.24 and 464,436.36

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Solution

The fourth proportional to 763,873.08, 1,145,802.24 and 464,436.36 is: 696,650.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,873.08 : 1,145,802.24 = 464,436.36 : x
  2. Step 2: Convert to fraction form
    763,873.08/1,145,802.24 = 464,436.36/x
  3. Step 3: Cross multiply
    763,873.08x = 1,145,802.24 × 464,436.36
  4. Step 4: Simplify right side
    763,873.08x = 532,152,221,625.45
  5. Step 5: Solve for x
    x = 532,152,221,625.45/763,873.08
  6. Step 6: Final answer
    x = 696,650.05

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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.