Home / 450,501.63-621,569.34-264,232.11

Finding the Fourth Proportional to 450,501.63, 621,569.34 and 264,232.11

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Solution

The fourth proportional to 450,501.63, 621,569.34 and 264,232.11 is: 364,568.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,501.63 : 621,569.34 = 264,232.11 : x
  2. Step 2: Convert to fraction form
    450,501.63/621,569.34 = 264,232.11/x
  3. Step 3: Cross multiply
    450,501.63x = 621,569.34 × 264,232.11
  4. Step 4: Simplify right side
    450,501.63x = 164,238,578,219.51
  5. Step 5: Solve for x
    x = 164,238,578,219.51/450,501.63
  6. Step 6: Final answer
    x = 364,568.22

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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.