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Finding the Fourth Proportional to 1,070,207.04, 1,605,476.61 and 360,179.67

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Solution

The fourth proportional to 1,070,207.04, 1,605,476.61 and 360,179.67 is: 540,325.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,207.04 : 1,605,476.61 = 360,179.67 : x
  2. Step 2: Convert to fraction form
    1,070,207.04/1,605,476.61 = 360,179.67/x
  3. Step 3: Cross multiply
    1,070,207.04x = 1,605,476.61 × 360,179.67
  4. Step 4: Simplify right side
    1,070,207.04x = 578,260,035,582.52
  5. Step 5: Solve for x
    x = 578,260,035,582.52/1,070,207.04
  6. Step 6: Final answer
    x = 540,325.39

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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.