Home / 880,192.08-1,214,693.96-498,210.66

Finding the Fourth Proportional to 880,192.08, 1,214,693.96 and 498,210.66

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Solution

The fourth proportional to 880,192.08, 1,214,693.96 and 498,210.66 is: 687,547.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,192.08 : 1,214,693.96 = 498,210.66 : x
  2. Step 2: Convert to fraction form
    880,192.08/1,214,693.96 = 498,210.66/x
  3. Step 3: Cross multiply
    880,192.08x = 1,214,693.96 × 498,210.66
  4. Step 4: Simplify right side
    880,192.08x = 605,173,477,018.56
  5. Step 5: Solve for x
    x = 605,173,477,018.56/880,192.08
  6. Step 6: Final answer
    x = 687,547.06

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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.