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Finding the Fourth Proportional to 700,810.55, 967,127.61 and 414,328.13

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Solution

The fourth proportional to 700,810.55, 967,127.61 and 414,328.13 is: 571,778.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,810.55 : 967,127.61 = 414,328.13 : x
  2. Step 2: Convert to fraction form
    700,810.55/967,127.61 = 414,328.13/x
  3. Step 3: Cross multiply
    700,810.55x = 967,127.61 × 414,328.13
  4. Step 4: Simplify right side
    700,810.55x = 400,708,174,467.49
  5. Step 5: Solve for x
    x = 400,708,174,467.49/700,810.55
  6. Step 6: Final answer
    x = 571,778.17

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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.