Home / 779,025.79-1,075,541.65-503,527.88

Finding the Fourth Proportional to 779,025.79, 1,075,541.65 and 503,527.88

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Solution

The fourth proportional to 779,025.79, 1,075,541.65 and 503,527.88 is: 695,182.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,025.79 : 1,075,541.65 = 503,527.88 : x
  2. Step 2: Convert to fraction form
    779,025.79/1,075,541.65 = 503,527.88/x
  3. Step 3: Cross multiply
    779,025.79x = 1,075,541.65 × 503,527.88
  4. Step 4: Simplify right side
    779,025.79x = 541,565,208,306.24
  5. Step 5: Solve for x
    x = 541,565,208,306.24/779,025.79
  6. Step 6: Final answer
    x = 695,182.64

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Double scale
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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.