Home / 651,914.94-899,644.68-361,547.22

Finding the Fourth Proportional to 651,914.94, 899,644.68 and 361,547.22

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Solution

The fourth proportional to 651,914.94, 899,644.68 and 361,547.22 is: 498,936.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,914.94 : 899,644.68 = 361,547.22 : x
  2. Step 2: Convert to fraction form
    651,914.94/899,644.68 = 361,547.22/x
  3. Step 3: Cross multiply
    651,914.94x = 899,644.68 × 361,547.22
  4. Step 4: Simplify right side
    651,914.94x = 325,264,033,041.79
  5. Step 5: Solve for x
    x = 325,264,033,041.79/651,914.94
  6. Step 6: Final answer
    x = 498,936.31

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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.