Home / 530,148.24-732,046.02-491,683.77

Finding the Fourth Proportional to 530,148.24, 732,046.02 and 491,683.77

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Solution

The fourth proportional to 530,148.24, 732,046.02 and 491,683.77 is: 678,933.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,148.24 : 732,046.02 = 491,683.77 : x
  2. Step 2: Convert to fraction form
    530,148.24/732,046.02 = 491,683.77/x
  3. Step 3: Cross multiply
    530,148.24x = 732,046.02 × 491,683.77
  4. Step 4: Simplify right side
    530,148.24x = 359,935,146,927.10
  5. Step 5: Solve for x
    x = 359,935,146,927.10/530,148.24
  6. Step 6: Final answer
    x = 678,933.02

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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.