Home / 456,916.32-630,877.17-366,768.18

Finding the Fourth Proportional to 456,916.32, 630,877.17 and 366,768.18

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Solution

The fourth proportional to 456,916.32, 630,877.17 and 366,768.18 is: 506,407.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,916.32 : 630,877.17 = 366,768.18 : x
  2. Step 2: Convert to fraction form
    456,916.32/630,877.17 = 366,768.18/x
  3. Step 3: Cross multiply
    456,916.32x = 630,877.17 × 366,768.18
  4. Step 4: Simplify right side
    456,916.32x = 231,385,671,444.45
  5. Step 5: Solve for x
    x = 231,385,671,444.45/456,916.32
  6. Step 6: Final answer
    x = 506,407.11

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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.