Home / 880,567.17-1,215,187.47-498,668.37

Finding the Fourth Proportional to 880,567.17, 1,215,187.47 and 498,668.37

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Solution

The fourth proportional to 880,567.17, 1,215,187.47 and 498,668.37 is: 688,165.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,567.17 : 1,215,187.47 = 498,668.37 : x
  2. Step 2: Convert to fraction form
    880,567.17/1,215,187.47 = 498,668.37/x
  3. Step 3: Cross multiply
    880,567.17x = 1,215,187.47 × 498,668.37
  4. Step 4: Simplify right side
    880,567.17x = 605,975,554,909.32
  5. Step 5: Solve for x
    x = 605,975,554,909.32/880,567.17
  6. Step 6: Final answer
    x = 688,165.05

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Double scale
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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.