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Finding the Fourth Proportional to 267,875.51, 369,681.62 and 147,015.74

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Solution

The fourth proportional to 267,875.51, 369,681.62 and 147,015.74 is: 202,889.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,875.51 : 369,681.62 = 147,015.74 : x
  2. Step 2: Convert to fraction form
    267,875.51/369,681.62 = 147,015.74/x
  3. Step 3: Cross multiply
    267,875.51x = 369,681.62 × 147,015.74
  4. Step 4: Simplify right side
    267,875.51x = 54,349,014,345.21
  5. Step 5: Solve for x
    x = 54,349,014,345.21/267,875.51
  6. Step 6: Final answer
    x = 202,889.08

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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.