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Finding the Fourth Proportional to 566,184.51, 781,360.36 and 351,393.77

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Solution

The fourth proportional to 566,184.51, 781,360.36 and 351,393.77 is: 484,939.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,184.51 : 781,360.36 = 351,393.77 : x
  2. Step 2: Convert to fraction form
    566,184.51/781,360.36 = 351,393.77/x
  3. Step 3: Cross multiply
    566,184.51x = 781,360.36 × 351,393.77
  4. Step 4: Simplify right side
    566,184.51x = 274,565,163,703.87
  5. Step 5: Solve for x
    x = 274,565,163,703.87/566,184.51
  6. Step 6: Final answer
    x = 484,939.38

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Half scale
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Double scale
Find fourth proportional to 566,185.51, 781,361.74 and 351,394.77
Similar ratio
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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.