Home / 955,130.52-1,318,070.60-525,411.14

Finding the Fourth Proportional to 955,130.52, 1,318,070.60 and 525,411.14

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Solution

The fourth proportional to 955,130.52, 1,318,070.60 and 525,411.14 is: 725,062.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,130.52 : 1,318,070.60 = 525,411.14 : x
  2. Step 2: Convert to fraction form
    955,130.52/1,318,070.60 = 525,411.14/x
  3. Step 3: Cross multiply
    955,130.52x = 1,318,070.60 × 525,411.14
  4. Step 4: Simplify right side
    955,130.52x = 692,528,976,546.48
  5. Step 5: Solve for x
    x = 692,528,976,546.48/955,130.52
  6. Step 6: Final answer
    x = 725,062.14

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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.