Finding the Fourth Proportional to 520,966.24, 776,767.96 and 476,482.08
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Solution
The fourth proportional to 520,966.24, 776,767.96 and 476,482.08 is: 710,441.45
Step by Step Solution
- Step 1: Write the proportion equation
520,966.24 : 776,767.96 = 476,482.08 : x - Step 2: Convert to fraction form
520,966.24/776,767.96 = 476,482.08/x - Step 3: Cross multiply
520,966.24x = 776,767.96 × 476,482.08 - Step 4: Simplify right side
520,966.24x = 370,116,013,258.16 - Step 5: Solve for x
x = 370,116,013,258.16/520,966.24 - Step 6: Final answer
x = 710,441.45
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.