Home / 855,909.55-1,181,140.75-473,928.13

Finding the Fourth Proportional to 855,909.55, 1,181,140.75 and 473,928.13

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Solution

The fourth proportional to 855,909.55, 1,181,140.75 and 473,928.13 is: 654,012.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,909.55 : 1,181,140.75 = 473,928.13 : x
  2. Step 2: Convert to fraction form
    855,909.55/1,181,140.75 = 473,928.13/x
  3. Step 3: Cross multiply
    855,909.55x = 1,181,140.75 × 473,928.13
  4. Step 4: Simplify right side
    855,909.55x = 559,775,822,776.63
  5. Step 5: Solve for x
    x = 559,775,822,776.63/855,909.55
  6. Step 6: Final answer
    x = 654,012.83

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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.