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Finding the Fourth Proportional to 336,510.76, 464,417.64 and 185,607.76

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Solution

The fourth proportional to 336,510.76, 464,417.64 and 185,607.76 is: 256,156.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,510.76 : 464,417.64 = 185,607.76 : x
  2. Step 2: Convert to fraction form
    336,510.76/464,417.64 = 185,607.76/x
  3. Step 3: Cross multiply
    336,510.76x = 464,417.64 × 185,607.76
  4. Step 4: Simplify right side
    336,510.76x = 86,199,517,864.89
  5. Step 5: Solve for x
    x = 86,199,517,864.89/336,510.76
  6. Step 6: Final answer
    x = 256,156.80

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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.