Home / 716,914.26-989,225.90-410,934.33

Finding the Fourth Proportional to 716,914.26, 989,225.90 and 410,934.33

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Solution

The fourth proportional to 716,914.26, 989,225.90 and 410,934.33 is: 567,023.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,914.26 : 989,225.90 = 410,934.33 : x
  2. Step 2: Convert to fraction form
    716,914.26/989,225.90 = 410,934.33/x
  3. Step 3: Cross multiply
    716,914.26x = 989,225.90 × 410,934.33
  4. Step 4: Simplify right side
    716,914.26x = 406,506,875,434.35
  5. Step 5: Solve for x
    x = 406,506,875,434.35/716,914.26
  6. Step 6: Final answer
    x = 567,023.01

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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.