Home / 1,029,824.10-1,421,202.21-570,909.49

Finding the Fourth Proportional to 1,029,824.10, 1,421,202.21 and 570,909.49

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Solution

The fourth proportional to 1,029,824.10, 1,421,202.21 and 570,909.49 is: 787,880.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,824.10 : 1,421,202.21 = 570,909.49 : x
  2. Step 2: Convert to fraction form
    1,029,824.10/1,421,202.21 = 570,909.49/x
  3. Step 3: Cross multiply
    1,029,824.10x = 1,421,202.21 × 570,909.49
  4. Step 4: Simplify right side
    1,029,824.10x = 811,377,827,201.19
  5. Step 5: Solve for x
    x = 811,377,827,201.19/1,029,824.10
  6. Step 6: Final answer
    x = 787,880.01

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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.