Home / 914,477.36-1,261,962.22-506,577.94

Finding the Fourth Proportional to 914,477.36, 1,261,962.22 and 506,577.94

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Solution

The fourth proportional to 914,477.36, 1,261,962.22 and 506,577.94 is: 699,068.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,477.36 : 1,261,962.22 = 506,577.94 : x
  2. Step 2: Convert to fraction form
    914,477.36/1,261,962.22 = 506,577.94/x
  3. Step 3: Cross multiply
    914,477.36x = 1,261,962.22 × 506,577.94
  4. Step 4: Simplify right side
    914,477.36x = 639,282,221,765.43
  5. Step 5: Solve for x
    x = 639,282,221,765.43/914,477.36
  6. Step 6: Final answer
    x = 699,068.40

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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.