Home / 739,762.08-1,020,925.56-417,500.28

Finding the Fourth Proportional to 739,762.08, 1,020,925.56 and 417,500.28

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Solution

The fourth proportional to 739,762.08, 1,020,925.56 and 417,500.28 is: 576,180.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,762.08 : 1,020,925.56 = 417,500.28 : x
  2. Step 2: Convert to fraction form
    739,762.08/1,020,925.56 = 417,500.28/x
  3. Step 3: Cross multiply
    739,762.08x = 1,020,925.56 × 417,500.28
  4. Step 4: Simplify right side
    739,762.08x = 426,236,707,159.16
  5. Step 5: Solve for x
    x = 426,236,707,159.16/739,762.08
  6. Step 6: Final answer
    x = 576,180.80

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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.