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Finding the Fourth Proportional to 1,085,319, 1,497,740.22 and 601,958.16

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Solution

The fourth proportional to 1,085,319, 1,497,740.22 and 601,958.16 is: 830,702.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,319 : 1,497,740.22 = 601,958.16 : x
  2. Step 2: Convert to fraction form
    1,085,319/1,497,740.22 = 601,958.16/x
  3. Step 3: Cross multiply
    1,085,319x = 1,497,740.22 × 601,958.16
  4. Step 4: Simplify right side
    1,085,319x = 901,576,946,989.20
  5. Step 5: Solve for x
    x = 901,576,946,989.20/1,085,319
  6. Step 6: Final answer
    x = 830,702.26

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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.