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Finding the Fourth Proportional to 607,537.93, 838,641.36 and 400,773.46

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Solution

The fourth proportional to 607,537.93, 838,641.36 and 400,773.46 is: 553,225.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,537.93 : 838,641.36 = 400,773.46 : x
  2. Step 2: Convert to fraction form
    607,537.93/838,641.36 = 400,773.46/x
  3. Step 3: Cross multiply
    607,537.93x = 838,641.36 × 400,773.46
  4. Step 4: Simplify right side
    607,537.93x = 336,105,199,546.31
  5. Step 5: Solve for x
    x = 336,105,199,546.31/607,537.93
  6. Step 6: Final answer
    x = 553,225.05

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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.