Home / 652,350.42-900,273.90-407,480.16

Finding the Fourth Proportional to 652,350.42, 900,273.90 and 407,480.16

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Solution

The fourth proportional to 652,350.42, 900,273.90 and 407,480.16 is: 562,341.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,350.42 : 900,273.90 = 407,480.16 : x
  2. Step 2: Convert to fraction form
    652,350.42/900,273.90 = 407,480.16/x
  3. Step 3: Cross multiply
    652,350.42x = 900,273.90 × 407,480.16
  4. Step 4: Simplify right side
    652,350.42x = 366,843,752,815.82
  5. Step 5: Solve for x
    x = 366,843,752,815.82/652,350.42
  6. Step 6: Final answer
    x = 562,341.56

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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.