Home / 591,191.67-815,602.98-436,513.66

Finding the Fourth Proportional to 591,191.67, 815,602.98 and 436,513.66

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Solution

The fourth proportional to 591,191.67, 815,602.98 and 436,513.66 is: 602,210.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,191.67 : 815,602.98 = 436,513.66 : x
  2. Step 2: Convert to fraction form
    591,191.67/815,602.98 = 436,513.66/x
  3. Step 3: Cross multiply
    591,191.67x = 815,602.98 × 436,513.66
  4. Step 4: Simplify right side
    591,191.67x = 356,021,841,906.71
  5. Step 5: Solve for x
    x = 356,021,841,906.71/591,191.67
  6. Step 6: Final answer
    x = 602,210.52

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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.