Home / 1,270,423.84-1,753,230-697,507.60

Finding the Fourth Proportional to 1,270,423.84, 1,753,230 and 697,507.60

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Solution

The fourth proportional to 1,270,423.84, 1,753,230 and 697,507.60 is: 962,585.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,423.84 : 1,753,230 = 697,507.60 : x
  2. Step 2: Convert to fraction form
    1,270,423.84/1,753,230 = 697,507.60/x
  3. Step 3: Cross multiply
    1,270,423.84x = 1,753,230 × 697,507.60
  4. Step 4: Simplify right side
    1,270,423.84x = 1,222,891,249,548
  5. Step 5: Solve for x
    x = 1,222,891,249,548/1,270,423.84
  6. Step 6: Final answer
    x = 962,585.25

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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.