Home / 841,283.58-1,161,000.63-478,762.14

Finding the Fourth Proportional to 841,283.58, 1,161,000.63 and 478,762.14

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Solution

The fourth proportional to 841,283.58, 1,161,000.63 and 478,762.14 is: 660,708.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,283.58 : 1,161,000.63 = 478,762.14 : x
  2. Step 2: Convert to fraction form
    841,283.58/1,161,000.63 = 478,762.14/x
  3. Step 3: Cross multiply
    841,283.58x = 1,161,000.63 × 478,762.14
  4. Step 4: Simplify right side
    841,283.58x = 555,843,146,160.15
  5. Step 5: Solve for x
    x = 555,843,146,160.15/841,283.58
  6. Step 6: Final answer
    x = 660,708.42

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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.