Home / 965,306.60-1,332,123.36-535,585.76

Finding the Fourth Proportional to 965,306.60, 1,332,123.36 and 535,585.76

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Solution

The fourth proportional to 965,306.60, 1,332,123.36 and 535,585.76 is: 739,108.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,306.60 : 1,332,123.36 = 535,585.76 : x
  2. Step 2: Convert to fraction form
    965,306.60/1,332,123.36 = 535,585.76/x
  3. Step 3: Cross multiply
    965,306.60x = 1,332,123.36 × 535,585.76
  4. Step 4: Simplify right side
    965,306.60x = 713,466,302,179.35
  5. Step 5: Solve for x
    x = 713,466,302,179.35/965,306.60
  6. Step 6: Final answer
    x = 739,108.49

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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.