Home / 1,006,704.95-1,389,253.04-553,995.95

Finding the Fourth Proportional to 1,006,704.95, 1,389,253.04 and 553,995.95

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Solution

The fourth proportional to 1,006,704.95, 1,389,253.04 and 553,995.95 is: 764,514.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,704.95 : 1,389,253.04 = 553,995.95 : x
  2. Step 2: Convert to fraction form
    1,006,704.95/1,389,253.04 = 553,995.95/x
  3. Step 3: Cross multiply
    1,006,704.95x = 1,389,253.04 × 553,995.95
  4. Step 4: Simplify right side
    1,006,704.95x = 769,640,547,968.94
  5. Step 5: Solve for x
    x = 769,640,547,968.94/1,006,704.95
  6. Step 6: Final answer
    x = 764,514.52

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Double scale
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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.