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Finding the Fourth Proportional to 1,602,836, 2,211,982.80 and 887,444

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Solution

The fourth proportional to 1,602,836, 2,211,982.80 and 887,444 is: 1,224,710.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,602,836 : 2,211,982.80 = 887,444 : x
  2. Step 2: Convert to fraction form
    1,602,836/2,211,982.80 = 887,444/x
  3. Step 3: Cross multiply
    1,602,836x = 2,211,982.80 × 887,444
  4. Step 4: Simplify right side
    1,602,836x = 1,963,010,863,963.20
  5. Step 5: Solve for x
    x = 1,963,010,863,963.20/1,602,836
  6. Step 6: Final answer
    x = 1,224,710.99

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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.