Home / 1,566,351-2,349,528.57-429,123.20

Finding the Fourth Proportional to 1,566,351, 2,349,528.57 and 429,123.20

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Solution

The fourth proportional to 1,566,351, 2,349,528.57 and 429,123.20 is: 643,685.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,566,351 : 2,349,528.57 = 429,123.20 : x
  2. Step 2: Convert to fraction form
    1,566,351/2,349,528.57 = 429,123.20/x
  3. Step 3: Cross multiply
    1,566,351x = 2,349,528.57 × 429,123.20
  4. Step 4: Simplify right side
    1,566,351x = 1,008,237,206,702.18
  5. Step 5: Solve for x
    x = 1,008,237,206,702.18/1,566,351
  6. Step 6: Final answer
    x = 643,685.36

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Half scale
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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.