Home / 808,839.61-1,116,234.29-464,783.47

Finding the Fourth Proportional to 808,839.61, 1,116,234.29 and 464,783.47

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Solution

The fourth proportional to 808,839.61, 1,116,234.29 and 464,783.47 is: 641,421.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,839.61 : 1,116,234.29 = 464,783.47 : x
  2. Step 2: Convert to fraction form
    808,839.61/1,116,234.29 = 464,783.47/x
  3. Step 3: Cross multiply
    808,839.61x = 1,116,234.29 × 464,783.47
  4. Step 4: Simplify right side
    808,839.61x = 518,807,246,639.19
  5. Step 5: Solve for x
    x = 518,807,246,639.19/808,839.61
  6. Step 6: Final answer
    x = 641,421.66

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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.