Home / 935,145.95-1,290,475.59-527,244.23

Finding the Fourth Proportional to 935,145.95, 1,290,475.59 and 527,244.23

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Solution

The fourth proportional to 935,145.95, 1,290,475.59 and 527,244.23 is: 727,582.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,145.95 : 1,290,475.59 = 527,244.23 : x
  2. Step 2: Convert to fraction form
    935,145.95/1,290,475.59 = 527,244.23/x
  3. Step 3: Cross multiply
    935,145.95x = 1,290,475.59 × 527,244.23
  4. Step 4: Simplify right side
    935,145.95x = 680,395,802,330.97
  5. Step 5: Solve for x
    x = 680,395,802,330.97/935,145.95
  6. Step 6: Final answer
    x = 727,582.48

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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.