Home / 847,331.14-1,169,326.18-465,357.94

Finding the Fourth Proportional to 847,331.14, 1,169,326.18 and 465,357.94

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Solution

The fourth proportional to 847,331.14, 1,169,326.18 and 465,357.94 is: 642,199.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,331.14 : 1,169,326.18 = 465,357.94 : x
  2. Step 2: Convert to fraction form
    847,331.14/1,169,326.18 = 465,357.94/x
  3. Step 3: Cross multiply
    847,331.14x = 1,169,326.18 × 465,357.94
  4. Step 4: Simplify right side
    847,331.14x = 544,155,222,312.87
  5. Step 5: Solve for x
    x = 544,155,222,312.87/847,331.14
  6. Step 6: Final answer
    x = 642,199.01

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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.