Home / 744,436.47-1,026,501.71-514,594.75

Finding the Fourth Proportional to 744,436.47, 1,026,501.71 and 514,594.75

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Solution

The fourth proportional to 744,436.47, 1,026,501.71 and 514,594.75 is: 709,573.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,436.47 : 1,026,501.71 = 514,594.75 : x
  2. Step 2: Convert to fraction form
    744,436.47/1,026,501.71 = 514,594.75/x
  3. Step 3: Cross multiply
    744,436.47x = 1,026,501.71 × 514,594.75
  4. Step 4: Simplify right side
    744,436.47x = 528,232,387,625.05
  5. Step 5: Solve for x
    x = 528,232,387,625.05/744,436.47
  6. Step 6: Final answer
    x = 709,573.49

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Double scale
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Similar ratio
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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.