Home / 883,647.82-1,219,547.94-539,411.62

Finding the Fourth Proportional to 883,647.82, 1,219,547.94 and 539,411.62

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Solution

The fourth proportional to 883,647.82, 1,219,547.94 and 539,411.62 is: 744,457.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,647.82 : 1,219,547.94 = 539,411.62 : x
  2. Step 2: Convert to fraction form
    883,647.82/1,219,547.94 = 539,411.62/x
  3. Step 3: Cross multiply
    883,647.82x = 1,219,547.94 × 539,411.62
  4. Step 4: Simplify right side
    883,647.82x = 657,838,329,983.06
  5. Step 5: Solve for x
    x = 657,838,329,983.06/883,647.82
  6. Step 6: Final answer
    x = 744,457.59

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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.