Home / 975,708.83-1,346,534.61-545,985.20

Finding the Fourth Proportional to 975,708.83, 1,346,534.61 and 545,985.20

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Solution

The fourth proportional to 975,708.83, 1,346,534.61 and 545,985.20 is: 753,491.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,708.83 : 1,346,534.61 = 545,985.20 : x
  2. Step 2: Convert to fraction form
    975,708.83/1,346,534.61 = 545,985.20/x
  3. Step 3: Cross multiply
    975,708.83x = 1,346,534.61 × 545,985.20
  4. Step 4: Simplify right side
    975,708.83x = 735,187,968,347.77
  5. Step 5: Solve for x
    x = 735,187,968,347.77/975,708.83
  6. Step 6: Final answer
    x = 753,491.15

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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.