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Finding the Fourth Proportional to 1,070,369, 1,477,154.04 and 586,952.77

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Solution

The fourth proportional to 1,070,369, 1,477,154.04 and 586,952.77 is: 810,019.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,369 : 1,477,154.04 = 586,952.77 : x
  2. Step 2: Convert to fraction form
    1,070,369/1,477,154.04 = 586,952.77/x
  3. Step 3: Cross multiply
    1,070,369x = 1,477,154.04 × 586,952.77
  4. Step 4: Simplify right side
    1,070,369x = 867,019,648,108.92
  5. Step 5: Solve for x
    x = 867,019,648,108.92/1,070,369
  6. Step 6: Final answer
    x = 810,019.39

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.