Home / 886,885.04-1,223,901.43-484,477.04

Finding the Fourth Proportional to 886,885.04, 1,223,901.43 and 484,477.04

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Solution

The fourth proportional to 886,885.04, 1,223,901.43 and 484,477.04 is: 668,578.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,885.04 : 1,223,901.43 = 484,477.04 : x
  2. Step 2: Convert to fraction form
    886,885.04/1,223,901.43 = 484,477.04/x
  3. Step 3: Cross multiply
    886,885.04x = 1,223,901.43 × 484,477.04
  4. Step 4: Simplify right side
    886,885.04x = 592,952,142,058.17
  5. Step 5: Solve for x
    x = 592,952,142,058.17/886,885.04
  6. Step 6: Final answer
    x = 668,578.36

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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.