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Finding the Fourth Proportional to 446,547.25, 616,244.93 and 245,343.25

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Solution

The fourth proportional to 446,547.25, 616,244.93 and 245,343.25 is: 338,579.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,547.25 : 616,244.93 = 245,343.25 : x
  2. Step 2: Convert to fraction form
    446,547.25/616,244.93 = 245,343.25/x
  3. Step 3: Cross multiply
    446,547.25x = 616,244.93 × 245,343.25
  4. Step 4: Simplify right side
    446,547.25x = 151,191,532,695.51
  5. Step 5: Solve for x
    x = 151,191,532,695.51/446,547.25
  6. Step 6: Final answer
    x = 338,579.03

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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.