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Finding the Fourth Proportional to 514,015.11, 709,715.06 and 412,598.46

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Solution

The fourth proportional to 514,015.11, 709,715.06 and 412,598.46 is: 569,686.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,015.11 : 709,715.06 = 412,598.46 : x
  2. Step 2: Convert to fraction form
    514,015.11/709,715.06 = 412,598.46/x
  3. Step 3: Cross multiply
    514,015.11x = 709,715.06 × 412,598.46
  4. Step 4: Simplify right side
    514,015.11x = 292,827,340,794.81
  5. Step 5: Solve for x
    x = 292,827,340,794.81/514,015.11
  6. Step 6: Final answer
    x = 569,686.25

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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.