Home / 1,567,344.70-2,351,017.05-385,392.70

Finding the Fourth Proportional to 1,567,344.70, 2,351,017.05 and 385,392.70

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Solution

The fourth proportional to 1,567,344.70, 2,351,017.05 and 385,392.70 is: 578,089.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567,344.70 : 2,351,017.05 = 385,392.70 : x
  2. Step 2: Convert to fraction form
    1,567,344.70/2,351,017.05 = 385,392.70/x
  3. Step 3: Cross multiply
    1,567,344.70x = 2,351,017.05 × 385,392.70
  4. Step 4: Simplify right side
    1,567,344.70x = 906,064,808,645.54
  5. Step 5: Solve for x
    x = 906,064,808,645.54/1,567,344.70
  6. Step 6: Final answer
    x = 578,089.05

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.