Home / 1,001,534.16-1,382,216.10-571,878.90

Finding the Fourth Proportional to 1,001,534.16, 1,382,216.10 and 571,878.90

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Solution

The fourth proportional to 1,001,534.16, 1,382,216.10 and 571,878.90 is: 789,249.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,534.16 : 1,382,216.10 = 571,878.90 : x
  2. Step 2: Convert to fraction form
    1,001,534.16/1,382,216.10 = 571,878.90/x
  3. Step 3: Cross multiply
    1,001,534.16x = 1,382,216.10 × 571,878.90
  4. Step 4: Simplify right side
    1,001,534.16x = 790,460,222,830.29
  5. Step 5: Solve for x
    x = 790,460,222,830.29/1,001,534.16
  6. Step 6: Final answer
    x = 789,249.39

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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.