Home / 632,541.89-872,917.65-346,066.76

Finding the Fourth Proportional to 632,541.89, 872,917.65 and 346,066.76

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Solution

The fourth proportional to 632,541.89, 872,917.65 and 346,066.76 is: 477,577.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,541.89 : 872,917.65 = 346,066.76 : x
  2. Step 2: Convert to fraction form
    632,541.89/872,917.65 = 346,066.76/x
  3. Step 3: Cross multiply
    632,541.89x = 872,917.65 × 346,066.76
  4. Step 4: Simplify right side
    632,541.89x = 302,087,782,882.31
  5. Step 5: Solve for x
    x = 302,087,782,882.31/632,541.89
  6. Step 6: Final answer
    x = 477,577.51

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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.