Home / 936,701.10-1,403,920.16-456,208.77

Finding the Fourth Proportional to 936,701.10, 1,403,920.16 and 456,208.77

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Solution

The fourth proportional to 936,701.10, 1,403,920.16 and 456,208.77 is: 683,762.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,701.10 : 1,403,920.16 = 456,208.77 : x
  2. Step 2: Convert to fraction form
    936,701.10/1,403,920.16 = 456,208.77/x
  3. Step 3: Cross multiply
    936,701.10x = 1,403,920.16 × 456,208.77
  4. Step 4: Simplify right side
    936,701.10x = 640,480,688,785.02
  5. Step 5: Solve for x
    x = 640,480,688,785.02/936,701.10
  6. Step 6: Final answer
    x = 683,762.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.