Home / 750,881.85-1,036,242.81-411,350.10

Finding the Fourth Proportional to 750,881.85, 1,036,242.81 and 411,350.10

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Solution

The fourth proportional to 750,881.85, 1,036,242.81 and 411,350.10 is: 567,677.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,881.85 : 1,036,242.81 = 411,350.10 : x
  2. Step 2: Convert to fraction form
    750,881.85/1,036,242.81 = 411,350.10/x
  3. Step 3: Cross multiply
    750,881.85x = 1,036,242.81 × 411,350.10
  4. Step 4: Simplify right side
    750,881.85x = 426,258,583,517.78
  5. Step 5: Solve for x
    x = 426,258,583,517.78/750,881.85
  6. Step 6: Final answer
    x = 567,677.30

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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.