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Finding the Fourth Proportional to 533,657.75, 736,453.51 and 291,935.13

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Solution

The fourth proportional to 533,657.75, 736,453.51 and 291,935.13 is: 402,873.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,657.75 : 736,453.51 = 291,935.13 : x
  2. Step 2: Convert to fraction form
    533,657.75/736,453.51 = 291,935.13/x
  3. Step 3: Cross multiply
    533,657.75x = 736,453.51 × 291,935.13
  4. Step 4: Simplify right side
    533,657.75x = 214,996,653,459.36
  5. Step 5: Solve for x
    x = 214,996,653,459.36/533,657.75
  6. Step 6: Final answer
    x = 402,873.66

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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.