Home / 497,435.16-686,550.06-293,474.32

Finding the Fourth Proportional to 497,435.16, 686,550.06 and 293,474.32

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Solution

The fourth proportional to 497,435.16, 686,550.06 and 293,474.32 is: 405,047.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,435.16 : 686,550.06 = 293,474.32 : x
  2. Step 2: Convert to fraction form
    497,435.16/686,550.06 = 293,474.32/x
  3. Step 3: Cross multiply
    497,435.16x = 686,550.06 × 293,474.32
  4. Step 4: Simplify right side
    497,435.16x = 201,484,812,004.46
  5. Step 5: Solve for x
    x = 201,484,812,004.46/497,435.16
  6. Step 6: Final answer
    x = 405,047.39

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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.