Home / 530,743.47-732,946.53-453,818.46

Finding the Fourth Proportional to 530,743.47, 732,946.53 and 453,818.46

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Solution

The fourth proportional to 530,743.47, 732,946.53 and 453,818.46 is: 626,714.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,743.47 : 732,946.53 = 453,818.46 : x
  2. Step 2: Convert to fraction form
    530,743.47/732,946.53 = 453,818.46/x
  3. Step 3: Cross multiply
    530,743.47x = 732,946.53 × 453,818.46
  4. Step 4: Simplify right side
    530,743.47x = 332,624,665,506.94
  5. Step 5: Solve for x
    x = 332,624,665,506.94/530,743.47
  6. Step 6: Final answer
    x = 626,714.57

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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.