Home / 896,398.23-1,237,029.81-488,500.17

Finding the Fourth Proportional to 896,398.23, 1,237,029.81 and 488,500.17

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Solution

The fourth proportional to 896,398.23, 1,237,029.81 and 488,500.17 is: 674,130.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,398.23 : 1,237,029.81 = 488,500.17 : x
  2. Step 2: Convert to fraction form
    896,398.23/1,237,029.81 = 488,500.17/x
  3. Step 3: Cross multiply
    896,398.23x = 1,237,029.81 × 488,500.17
  4. Step 4: Simplify right side
    896,398.23x = 604,289,272,480.07
  5. Step 5: Solve for x
    x = 604,289,272,480.07/896,398.23
  6. Step 6: Final answer
    x = 674,130.37

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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.