Home / 860,114.51-1,186,825.16-497,572.10

Finding the Fourth Proportional to 860,114.51, 1,186,825.16 and 497,572.10

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Solution

The fourth proportional to 860,114.51, 1,186,825.16 and 497,572.10 is: 686,572.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    860,114.51 : 1,186,825.16 = 497,572.10 : x
  2. Step 2: Convert to fraction form
    860,114.51/1,186,825.16 = 497,572.10/x
  3. Step 3: Cross multiply
    860,114.51x = 1,186,825.16 × 497,572.10
  4. Step 4: Simplify right side
    860,114.51x = 590,531,078,772.05
  5. Step 5: Solve for x
    x = 590,531,078,772.05/860,114.51
  6. Step 6: Final answer
    x = 686,572.63

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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.