Home / 1,069,240.10-1,604,292.15-470,315.30

Finding the Fourth Proportional to 1,069,240.10, 1,604,292.15 and 470,315.30

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Solution

The fourth proportional to 1,069,240.10, 1,604,292.15 and 470,315.30 is: 705,662.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,240.10 : 1,604,292.15 = 470,315.30 : x
  2. Step 2: Convert to fraction form
    1,069,240.10/1,604,292.15 = 470,315.30/x
  3. Step 3: Cross multiply
    1,069,240.10x = 1,604,292.15 × 470,315.30
  4. Step 4: Simplify right side
    1,069,240.10x = 754,523,143,814.90
  5. Step 5: Solve for x
    x = 754,523,143,814.90/1,069,240.10
  6. Step 6: Final answer
    x = 705,662.97

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Double scale
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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.