Home / 867,646.36-1,301,464.86-578,847.16

Finding the Fourth Proportional to 867,646.36, 1,301,464.86 and 578,847.16

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Solution

The fourth proportional to 867,646.36, 1,301,464.86 and 578,847.16 is: 868,267.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,646.36 : 1,301,464.86 = 578,847.16 : x
  2. Step 2: Convert to fraction form
    867,646.36/1,301,464.86 = 578,847.16/x
  3. Step 3: Cross multiply
    867,646.36x = 1,301,464.86 × 578,847.16
  4. Step 4: Simplify right side
    867,646.36x = 753,349,238,050.80
  5. Step 5: Solve for x
    x = 753,349,238,050.80/867,646.36
  6. Step 6: Final answer
    x = 868,267.62

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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.