Home / 1,070,532.72-1,605,800.30-360,501.30

Finding the Fourth Proportional to 1,070,532.72, 1,605,800.30 and 360,501.30

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Solution

The fourth proportional to 1,070,532.72, 1,605,800.30 and 360,501.30 is: 540,752.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,532.72 : 1,605,800.30 = 360,501.30 : x
  2. Step 2: Convert to fraction form
    1,070,532.72/1,605,800.30 = 360,501.30/x
  3. Step 3: Cross multiply
    1,070,532.72x = 1,605,800.30 × 360,501.30
  4. Step 4: Simplify right side
    1,070,532.72x = 578,893,101,937.46
  5. Step 5: Solve for x
    x = 578,893,101,937.46/1,070,532.72
  6. Step 6: Final answer
    x = 540,752.36

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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.