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Finding the Fourth Proportional to 867,411.36, 1,197,001.92 and 480,244

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Solution

The fourth proportional to 867,411.36, 1,197,001.92 and 480,244 is: 662,722.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,411.36 : 1,197,001.92 = 480,244 : x
  2. Step 2: Convert to fraction form
    867,411.36/1,197,001.92 = 480,244/x
  3. Step 3: Cross multiply
    867,411.36x = 1,197,001.92 × 480,244
  4. Step 4: Simplify right side
    867,411.36x = 574,852,990,068.48
  5. Step 5: Solve for x
    x = 574,852,990,068.48/867,411.36
  6. Step 6: Final answer
    x = 662,722.46

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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.