Home / 1,006,905.40-1,512,107.70-534,513.40

Finding the Fourth Proportional to 1,006,905.40, 1,512,107.70 and 534,513.40

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Solution

The fourth proportional to 1,006,905.40, 1,512,107.70 and 534,513.40 is: 802,698.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,905.40 : 1,512,107.70 = 534,513.40 : x
  2. Step 2: Convert to fraction form
    1,006,905.40/1,512,107.70 = 534,513.40/x
  3. Step 3: Cross multiply
    1,006,905.40x = 1,512,107.70 × 534,513.40
  4. Step 4: Simplify right side
    1,006,905.40x = 808,241,827,893.18
  5. Step 5: Solve for x
    x = 808,241,827,893.18/1,006,905.40
  6. Step 6: Final answer
    x = 802,698.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.